URI: 
       tParse arguments with argparse. Move parser to commands.py - electrum - Electrum Bitcoin wallet
  HTML git clone https://git.parazyd.org/electrum
   DIR Log
   DIR Files
   DIR Refs
   DIR Submodules
       ---
   DIR commit 3ddbbc1008685d80ad3b7ab1a5f83c769da946f9
   DIR parent 3195b94f2868107bc97949475ec5a8cf3d73e535
  HTML Author: ThomasV <thomasv@gitorious>
       Date:   Thu, 28 May 2015 15:22:30 +0200
       
       Parse arguments with argparse.
       Move parser to commands.py
       
       Diffstat:
         M electrum                            |     424 +++++++++++++------------------
         M lib/commands.py                     |     240 ++++++++++++++++++++-----------
       
       2 files changed, 337 insertions(+), 327 deletions(-)
       ---
   DIR diff --git a/electrum b/electrum
       t@@ -19,7 +19,6 @@
        
        from decimal import Decimal
        import json
       -import optparse
        import os
        import re
        import ast
       t@@ -72,10 +71,11 @@ if is_bundle or is_local or is_android:
        
        
        from electrum import util
       -from electrum import SimpleConfig, Network, Wallet, WalletStorage, NetworkProxy, Commands, known_commands, pick_random_server
       +from electrum import SimpleConfig, Network, Wallet, WalletStorage, NetworkProxy
        from electrum.util import print_msg, print_error, print_stderr, print_json, set_verbosity, InvalidPassword
        from electrum.daemon import get_daemon
        from electrum.plugins import init_plugins
       +from electrum.commands import get_parser, known_commands, Commands
        
        
        # get password routine
       t@@ -94,207 +94,93 @@ def prompt_password(prompt, confirm=True):
            return password
        
        
       -def arg_parser():
       -    usage = "%prog [options] command"
       -    parser = optparse.OptionParser(usage=usage, add_help_option=False)
       -    parser.add_option("-h", "--help", action="callback", callback=print_help_cb, help="show this help text")
       -    parser.add_option("-g", "--gui", dest="gui", help="User interface: qt, lite, gtk, text or stdio")
       -    parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path")
       -    parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
       -    parser.add_option("-C", "--concealed", action="store_true", dest="concealed", default=False, help="don't echo seed to console when restoring")
       -    parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
       -    parser.add_option("-l", "--labels", action="store_true", dest="show_labels", default=False, help="show the labels of listed addresses")
       -    parser.add_option("-f", "--fee", dest="tx_fee", default=None, help="set tx fee")
       -    parser.add_option("-F", "--fromaddr", dest="from_addr", default=None, help="set source address for payto/mktx. if it isn't in the wallet, it will ask for the private key unless supplied in the format public_key:private_key. It's not saved in the wallet.")
       -    parser.add_option("-c", "--changeaddr", dest="change_addr", default=None, help="set the change address for payto/mktx. default is a spare address, or the source address if it's not in the wallet")
       -    parser.add_option("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is either t (tcp), h (http), s (tcp+ssl), or g (https)")
       -    parser.add_option("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
       -    parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False, help="show debugging information")
       -    parser.add_option("-P", "--portable", action="store_true", dest="portable", default=False, help="portable wallet")
       -    parser.add_option("-L", "--lang", dest="language", default=None, help="default language used in GUI")
       -    parser.add_option("-G", "--gap", dest="gap_limit", default=None, help="gap limit")
       -    parser.add_option("-W", "--password", dest="password", default=None, help="set password for usage with commands (currently only implemented for create command, do not use it for longrunning gui session since the password is visible in /proc)")
       -    parser.add_option("-1", "--oneserver", action="store_true", dest="oneserver", default=False, help="connect to one server only")
       -    parser.add_option("--mpk", dest="mpk", default=False, help="restore from master public key")
       -    parser.add_option("-m", action="store_true", dest="hide_gui", default=False, help="hide GUI on startup")
       -    parser.add_option("--nbits", dest="nbits", default="128", help="number of bits for make_seed")
       -    parser.add_option("--entropy", dest="entropy", default="1", help="custom entropy for make_seed")
       -    return parser
       -
       -
       -def print_help(parser):
       -    parser.print_help()
       -    print_msg("Type 'electrum help <command>' to see the help for a specific command")
       -    print_msg("Type 'electrum --help' to see the list of options")
       -    run_command(known_commands['help'])
       -
       -
       -def print_help_cb(self, opt, value, parser):
       -    print_help(parser)
       -    sys.exit(1)
       -
       -
       -def run_command(cmd, password=None, args=None):
       -    if args is None:
       -        args = []  # Do not use mutables as default values!
       -    if cmd.requires_network and not options.offline:
       -        s = get_daemon(config, False)
       -        if not s:
       -            print_msg("Network daemon is not running. Try 'electrum daemon start'")
       +
       +def run_gui(config):
       +    url = config.get('url')
       +    if url:
       +        if os.path.exists(url):
       +            # assume this is a payment request
       +            url = "bitcoin:?r=file://"+ os.path.join(os.getcwd(), cmd)
       +
       +        if not re.match('^bitcoin:', url):
       +            print_stderr('unknown command:', url)
                    sys.exit(1)
       +
       +    gui_name = config.get('gui', 'qt')
       +    if gui_name in ['lite', 'classic']:
       +        gui_name = 'qt'
       +
       +    try:
       +        gui = __import__('electrum_gui.' + gui_name, fromlist=['electrum_gui'])
       +    except ImportError:
       +        traceback.print_exc(file=sys.stdout)
       +        sys.exit()
       +
       +    # network interface
       +    if not config.get('offline'):
       +        s = get_daemon(config, False)
       +        if s:
       +            print_msg("Connected to daemon")
                network = NetworkProxy(s, config)
                network.start()
       -        while network.is_connecting():
       -            time.sleep(0.1)
       -        if not network.is_connected():
       -            print_msg("daemon is not connected")
       -            sys.exit(1)
       -        if wallet:
       -            wallet.start_threads(network)
       -            wallet.update()
            else:
                network = None
        
       -    cmd_runner = Commands(wallet, network)
       -    func = getattr(cmd_runner, cmd.name)
       -    cmd_runner.password = password
       -    try:
       -        result = func(*args[1:])
       -    except Exception:
       -        traceback.print_exc(file=sys.stdout)
       -        sys.exit(1)
       -
       +    gui = gui.ElectrumGui(config, network)
       +    gui.main(url)
        
       -    if cmd.requires_network and not options.offline:
       -        if wallet:
       -            wallet.stop_threads()
       +    if network:
                network.stop()
        
       +    sys.exit(0)
        
       -    if type(result) == str:
       -        print_msg(result)
       -    elif result is not None:
       -        print_json(result)
       -
       -
       -
       -if __name__ == '__main__':
       -
       -    # on osx, delete Process Serial Number arg generated for apps launched in Finder
       -    sys.argv = filter(lambda x: not x.startswith('-psn'), sys.argv)
       -
       -    wallet = None
       -    parser = arg_parser()
       -    options, args = parser.parse_args()
       -    if options.portable and options.wallet_path is None:
       -        options.electrum_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'electrum_data')
       -
       -    # config is an object passed to the various constructors (wallet, interface, gui)
       -    if is_android:
       -        config_options = {
       -            'portable': True,
       -            'verbose': True,
       -            'gui': 'android',
       -            'auto_connect': True,
       -        }
       -    else:
       -        config_options = eval(str(options))
       -        for k, v in config_options.items():
       -            if v is None:
       -                config_options.pop(k)
       -        if config_options.get('server'):
       -            config_options['auto_connect'] = False
       -
       -    set_verbosity(config_options.get('verbose'))
       -    config = SimpleConfig(config_options)
       -    assert os.path.exists(requests.utils.DEFAULT_CA_BUNDLE_PATH)
        
       -    if len(args) == 0:
       -        url = None
       -        cmd = 'gui'
       -    elif len(args) == 1 and re.match('^bitcoin:', args[0]):
       -        url = args[0]
       -        cmd = 'gui'
       -    elif len(args) == 1 and args[0] not in known_commands and os.path.exists(args[0]):
       -        # fixme: assume this is a payment request
       -        url = "bitcoin:?r=file://"+ os.path.join(os.getcwd(), args[0])
       -        cmd = 'gui'
       +def run_daemon(config):
       +    cmd = config.get('subcommand')
       +    if cmd not in ['start', 'stop', 'status']:
       +        print_msg("syntax: electrum daemon <start|status|stop>")
       +        sys.exit(1)
       +    s = get_daemon(config, False)
       +    if cmd == 'start':
       +        if s:
       +            print_msg("Daemon already running")
       +            sys.exit(1)
       +        get_daemon(config, True)
       +        sys.exit(0)
       +    elif cmd in ['status','stop']:
       +        if not s:
       +            print_msg("Daemon not running")
       +            sys.exit(1)
       +        network = NetworkProxy(s, config)
       +        network.start()
       +        if cmd == 'status':
       +            print_json({
       +                'path': network.config.path,
       +                'server': network.get_parameters()[0],
       +                'blockchain_height': network.get_local_height(),
       +                'server_height': network.get_server_height(),
       +                'nodes': network.get_interfaces(),
       +                'connected': network.is_connected()
       +            })
       +        elif cmd == 'stop':
       +            network.stop_daemon()
       +            print_msg("Daemon stopped")
       +        network.stop()
            else:
       -        cmd = args[0]
       +        print "unknown command \"%s\""% arg
       +    sys.exit(0)
        
       -    gui_name = config.get('gui', 'qt') if cmd == 'gui' else 'cmdline'
       -    if gui_name in ['lite', 'classic']:
       -        gui_name = 'qt'
        
       -    # initialize plugins.
       -    init_plugins(config, is_bundle or is_local or is_android, gui_name)
        
       -    if gui_name != 'cmdline':
       -        try:
       -            gui = __import__('electrum_gui.' + gui_name, fromlist=['electrum_gui'])
       -        except ImportError:
       -            traceback.print_exc(file=sys.stdout)
       -            sys.exit()
       -            #sys.exit("Error: Unknown GUI: " + gui_name )
       -
       -        # network interface
       -        if not options.offline:
       -            s = get_daemon(config, False)
       -            if s:
       -                print_msg("Connected to daemon")
       -            network = NetworkProxy(s, config)
       -            network.start()
       -        else:
       -            network = None
        
       -        gui = gui.ElectrumGui(config, network)
       -        gui.main(url)
        
       -        if network:
       -            network.stop()
       +def run_cmdline(config):
        
       -        sys.exit(0)
       +    cmdname = config.get('cmd')
       +    cmd = known_commands[cmdname]
        
       -    if cmd == 'daemon':
       -        arg = args[1] if len(args)>1 else None
       -        if arg not in ['start', 'stop', 'status']:
       -            print_msg("syntax: electrum daemon <start|status|stop>")
       -            sys.exit(1)
       -        s = get_daemon(config, False)
       -        if arg == 'start':
       -            if s:
       -                print_msg("Daemon already running")
       -                sys.exit(1) 
       -            get_daemon(config, True)
       -            sys.exit(0)
       -        elif arg in ['status','stop']:
       -            if not s:
       -                print_msg("Daemon not running")
       -                sys.exit(1)
       -            network = NetworkProxy(s, config)
       -            network.start()
       -            if arg == 'status':
       -                print_json({
       -                    'path': network.config.path,
       -                    'server': network.get_parameters()[0],
       -                    'blockchain_height': network.get_local_height(),
       -                    'server_height': network.get_server_height(),
       -                    'nodes': network.get_interfaces(),
       -                    'connected': network.is_connected()
       -                })
       -            elif arg == 'stop':
       -                network.stop_daemon()
       -                print_msg("Daemon stopped")
       -            network.stop()
       -        else:
       -            print "unknown command \"%s\""% arg
       -        sys.exit(0)
       -
       -
       -    if cmd not in known_commands:
       -        cmd = 'help'
       -
       -    cmd = known_commands[cmd]
       +    # arguments passed to function
       +    args = map(lambda x: config.get(x), cmd.params)
        
            # instanciate wallet for command-line
            storage = WalletStorage(config.get_wallet_path())
       t@@ -302,36 +188,28 @@ if __name__ == '__main__':
            if cmd.name in ['create', 'restore']:
                if storage.file_exists:
                    sys.exit("Error: Remove the existing wallet first!")
       -        if options.password is not None:
       -            password = options.password
       -        elif cmd.name == 'restore' and options.mpk:
       +        if config.get('password') is not None:
       +            password = config.get('password')
       +        elif cmd.name == 'restore' and config.get('mpk'):
                    password = None
                else:
                    password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
        
       -        # If config doesn't have a server, network.py will pick a random one
       -
       -        #fee = options.tx_fee if options.tx_fee else raw_input("fee (default:%s):" % (str(Decimal(wallet.fee)/100000000)))
       -        #gap = options.gap_limit if options.gap_limit else raw_input("gap limit (default 5):")
       -        #if fee:
       -        #    wallet.set_fee(float(fee)*100000000)
       -        #if gap:
       -        #    wallet.change_gap_limit(int(gap))
       -
                if cmd.name == 'restore':
       -            if options.mpk:
       -                if Wallet.is_old_mpk(options.mpk):
       -                    wallet = Wallet.from_old_mpk(options.mpk, storage)
       -                if Wallet.is_xpub(options.mpk):
       -                    wallet = Wallet.from_xpub(options.mpk, storage)
       +            mpk = config.get('mpk')
       +            if mpk:
       +                if Wallet.is_old_mpk(mpk):
       +                    wallet = Wallet.from_old_mpk(mpk, storage)
       +                if Wallet.is_xpub(mpk):
       +                    wallet = Wallet.from_xpub(mpk, storage)
                    else:
                        import getpass
       -                seed = getpass.getpass(prompt="seed:", stream=None) if options.concealed else raw_input("seed:")
       +                seed = getpass.getpass(prompt="seed:", stream=None) if config.get('concealed') else raw_input("seed:")
                        if not Wallet.is_seed(seed):
                            sys.exit("Error: Invalid seed")
                        wallet = Wallet.from_seed(seed, password, storage)
        
       -            if not options.offline:
       +            if not config.get('offline'):
                        s = get_daemon(config, False)
                        network = NetworkProxy(s, config)
                        network.start()
       t@@ -356,25 +234,20 @@ if __name__ == '__main__':
                    print_msg("Your wallet generation seed is:\n\"%s\"" % seed)
                    print_msg("Please keep it in a safe place; if you lose it, you will not be able to restore your wallet.")
        
       -
                print_msg("Wallet saved in '%s'" % wallet.storage.path)
       -
                # terminate
                sys.exit(0)
        
       -
            if cmd.name not in ['create', 'restore'] and cmd.requires_wallet and not storage.file_exists:
                print_msg("Error: Wallet file not found.")
                print_msg("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
                sys.exit(0)
        
       -
            if cmd.requires_wallet:
                wallet = Wallet(storage)
            else:
                wallet = None
        
       -
            # important warning
            if cmd.name in ['dumpprivkey', 'dumpprivkeys']:
                print_stderr("WARNING: ALL your private keys are secret.")
       t@@ -399,6 +272,25 @@ if __name__ == '__main__':
            else:
                password = None
        
       +    # start network threads
       +    if cmd.requires_network and not config.get('offline'):
       +        s = get_daemon(config, False)
       +        if not s:
       +            print_msg("Network daemon is not running. Try 'electrum daemon start'")
       +            sys.exit(1)
       +        network = NetworkProxy(s, config)
       +        network.start()
       +        while network.is_connecting():
       +            time.sleep(0.1)
       +        if not network.is_connected():
       +            print_msg("daemon is not connected")
       +            sys.exit(1)
       +        if wallet:
       +            wallet.start_threads(network)
       +            wallet.update()
       +    else:
       +        network = None
       +
            # add missing arguments, do type conversions
            if (cmd.name == 'importprivkey' and len(args)==1)\
               or (cmd.name == 'signtxwithkey' and len(args)==2):
       t@@ -406,56 +298,33 @@ if __name__ == '__main__':
                args.append(prompt_password('Enter PrivateKey (will not echo):', False))
        
            elif cmd.name == 'createmultisig':
       -        args = [cmd, int(args[1]), json.loads(args[2])]
       +        args = [int(args[0]), json.loads(args[1])]
        
            elif cmd.name == 'createrawtransaction':
       -        args = [cmd, json.loads(args[1]), json.loads(args[2])]
       +        args = [json.loads(args[0]), json.loads(args[2])]
        
            elif cmd.name == 'listaddresses':
       -        args = [cmd, options.show_all, options.show_labels]
       +        args = [config.get('show_all'), config.get('show_labels')]
        
            elif cmd.name == 'make_seed':
       -        args = [cmd, int(options.nbits), long(options.entropy), options.language]
       +        args = [int(config.get('nbits')), long(config.get('entropy')), config.get('language')]
        
            elif cmd.name in ['payto', 'mktx']:
       -        domain = [options.from_addr] if options.from_addr else None
       -        args = ['mktx', args[1], Decimal(args[2]), Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain]
       +        domain = [config.get('from_addr')] if config.get('from_addr') else None
       +        args = [args[0], Decimal(args[1]), Decimal(config.get('tx_fee')) if config.get('tx_fee') else None, config.get('change_addr'), domain]
        
            elif cmd.name in ['paytomany', 'mksendmanytx']:
       -        domain = [options.from_addr] if options.from_addr else None
       -        outputs = []
       -        for i in range(1, len(args), 2):
       -            if len(args) < i+2:
       -                print_msg("Error: Mismatched arguments.")
       -                sys.exit(1)
       -            outputs.append((args[i], Decimal(args[i+1])))
       -        args = ['mksendmanytx', outputs, Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain]
       +        domain = [config.get('from_addr')] if config.get('from_addr') else None
       +        args = [args[0], Decimal(config.get('tx_fee')) if config.get('tx_fee') else None, config.get('change_addr'), domain]
        
            elif cmd.name == 'help':
       -        if len(args) < 2:
       +        if len(args) < 1:
                    print_help(parser)
                    sys.exit(1)
        
       -    # check the number of arguments
       -    if len(args) - 1 < cmd.min_args:
       -        print_msg("Not enough arguments")
       -        print_msg("Syntax:", cmd.syntax)
       -        sys.exit(1)
       -
       -    if cmd.max_args >= 0 and len(args) - 1 > cmd.max_args:
       -        print_msg("too many arguments", args)
       -        print_msg("Syntax:", cmd.syntax)
       -        sys.exit(1)
       -
       -    if cmd.max_args < 0:
       -        if len(args) > cmd.min_args + 1:
       -            message = ' '.join(args[cmd.min_args:])
       -            print_msg("Warning: Final argument was reconstructed from several arguments:", repr(message))
       -            args = args[0:cmd.min_args] + [message]
       -
            if cmd.name == 'check_seed':
       -        args.append(long(options.entropy))
       -        args.append(options.language)
       +        args.append(long(config.get('entropy')))
       +        args.append(config.get('language'))
        
        
            # run the command
       t@@ -479,12 +348,12 @@ if __name__ == '__main__':
                        print_msg("Action canceled.")
        
            elif cmd.name == 'getconfig':
       -        key = args[1]
       +        key = args[0]
                out = config.get(key)
                print_msg(out)
        
            elif cmd.name == 'setconfig':
       -        key, value = args[1:3]
       +        key, value = args[0:2]
                try:
                    value = ast.literal_eval(value)
                except:
       t@@ -497,6 +366,71 @@ if __name__ == '__main__':
                wallet.update_password(password, new_password)
        
            else:
       -        run_command(cmd, password, args)
       +        cmd_runner = Commands(wallet, network)
       +        func = getattr(cmd_runner, cmd.name)
       +        cmd_runner.password = password
       +        try:
       +            result = func(*args)
       +        except Exception:
       +            traceback.print_exc(file=sys.stdout)
       +            sys.exit(1)
       +
       +        if type(result) == str:
       +            print_msg(result)
       +        elif result is not None:
       +            print_json(result)
       +
       +    # shutdown wallet and network
       +    if cmd.requires_network and not config.get('offline'):
       +        if wallet:
       +            wallet.stop_threads()
       +        network.stop()
       +
       +
       +
       +
       +if __name__ == '__main__':
       +
       +    # on osx, delete Process Serial Number arg generated for apps launched in Finder
       +    sys.argv = filter(lambda x: not x.startswith('-psn'), sys.argv)
       +
       +    # old 'help' syntax
       +    if sys.argv[1] == 'help':
       +        sys.argv.remove('help')
       +        sys.argv.append('-h')
       +
       +    parser = get_parser(run_gui, run_daemon, run_cmdline)
       +    args = parser.parse_args()
       +
       +    if args.portable and args.wallet_path is None:
       +        args.electrum_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'electrum_data')
       +
       +    # config is an object passed to the various constructors (wallet, interface, gui)
       +    if is_android:
       +        config_options = {
       +            'portable': True,
       +            'verbose': True,
       +            'gui': 'android',
       +            'auto_connect': True,
       +        }
       +    else:
       +        config_options = args.__dict__
       +        for k, v in config_options.items():
       +            if v is None:
       +                config_options.pop(k)
       +        if config_options.get('server'):
       +            config_options['auto_connect'] = False
       +
       +    set_verbosity(config_options.get('verbose'))
       +    config = SimpleConfig(config_options)
       +
       +    assert os.path.exists(requests.utils.DEFAULT_CA_BUNDLE_PATH)
       +
       +    gui_name = config.get('gui', 'qt') if args.cmd == 'gui' else 'cmdline'
       +
       +    # initialize plugins.
       +    init_plugins(config, is_bundle or is_local or is_android, gui_name)
        
       +    # call function attached to parser
       +    args.func(config)
            sys.exit(0)
   DIR diff --git a/lib/commands.py b/lib/commands.py
       t@@ -16,9 +16,12 @@
        # You should have received a copy of the GNU General Public License
        # along with this program. If not, see <http://www.gnu.org/licenses/>.
        
       +import sys
        import datetime
        import time
        import copy
       +import argparse
       +
        from util import print_msg, format_satoshis, print_stderr
        from bitcoin import is_valid, hash_160_to_bc_address, hash_160
        from decimal import Decimal
       t@@ -27,92 +30,175 @@ from transaction import Transaction
        
        
        class Command:
       -    def __init__(self, name, min_args, max_args, requires_network, requires_wallet, requires_password, description, syntax = '', options_syntax = ''):
       +    def __init__(self, name, requires_network, requires_wallet, requires_password, params, options, description):
                self.name = name
       -        self.min_args=min_args
       -        self.max_args = max_args
       +        self.params = params
       +        self.options = options
                self.requires_network = requires_network
                self.requires_wallet = requires_wallet
                self.requires_password = requires_password
                self.description = description
       -        self.syntax = syntax
       -        self.options = options_syntax
       -
        
        known_commands = {}
        
       -
        def register_command(*args):
            global known_commands
            name = args[0]
            known_commands[name] = Command(*args)
        
        
       -
       -payto_options = ' --fee, -f: set transaction fee\n --fromaddr, -F: send from address -\n --changeaddr, -c: send change to address'
       -listaddr_options = " -a: show all addresses, including change addresses\n -l: include labels in results"
       -restore_options = " accepts a seed or master public key."
       -mksendmany_syntax = 'mksendmanytx <recipient> <amount> [<recipient> <amount> ...]'
       -payto_syntax = "payto <recipient> <amount> [label]\n<recipient> can be a bitcoin address or a label"
       -paytomany_syntax = "paytomany <recipient> <amount> [<recipient> <amount> ...]\n<recipient> can be a bitcoin address or a label"
       -signmessage_syntax = 'signmessage <address> <message>\nIf you want to lead or end a message with spaces, or want double spaces inside the message make sure you quote the string. I.e. " Hello  This is a weird String "'
       -verifymessage_syntax = 'verifymessage <address> <signature> <message>\nIf you want to lead or end a message with spaces, or want double spaces inside the message make sure you quote the string. I.e. " Hello  This is a weird String "'
       -
        #                command
       -#                                              requires_network
       -#                                                     requires_wallet
       -#                                                            requires_password
       -register_command('contacts',             0, 0, False, True,  False, 'Show your list of contacts')
       -register_command('create',               0, 0, False, True,  False, 'Create a new wallet')
       -register_command('createmultisig',       2, 2, False, True,  False, 'similar to bitcoind\'s command')
       -register_command('createrawtransaction', 2, 2, False, True,  False, 'Create an unsigned transaction. The syntax is similar to bitcoind.')
       -register_command('deseed',               0, 0, False, True,  False, 'Remove seed from wallet, creating a seedless, watching-only wallet.')
       -register_command('decoderawtransaction', 1, 1, False, False, False, 'similar to bitcoind\'s command')
       -register_command('getprivatekeys',       1, 1, False, True,  True,  'Get the private keys of a given address', 'getprivatekeys <bitcoin address>')
       -register_command('dumpprivkeys',         0, 0, False, True,  True,  'Dump all private keys in your wallet')
       -register_command('freeze',               1, 1, False, True,  True,  'Freeze the funds at one of your wallet\'s addresses', 'freeze <address>')
       -register_command('getbalance',           0, 1, True,  True,  False, 'Return the balance of your wallet, or of one account in your wallet', 'getbalance [<account>]')
       -register_command('getservers',           0, 0, True,  False, False, 'Return the list of available servers')
       -register_command('getversion',           0, 0, False, False, False, 'Return the version of your client', 'getversion')
       -register_command('getaddressbalance',    1, 1, True,  False, False, 'Return the balance of an address', 'getaddressbalance <address>')
       -register_command('getaddresshistory',    1, 1, True,  False, False, 'Return the transaction history of a wallet address', 'getaddresshistory <address>')
       -register_command('getconfig',            1, 1, False, False, False, 'Return a configuration variable', 'getconfig <name>')
       -register_command('getpubkeys',           1, 1, False, True,  False, 'Return the public keys for a wallet address', 'getpubkeys <bitcoin address>')
       -register_command('getrawtransaction',    1, 1, True,  False, False, 'Retrieve a transaction', 'getrawtransaction <txhash>')
       -register_command('getseed',              0, 0, False, True,  True,  'Print the generation seed of your wallet.')
       -register_command('getmpk',               0, 0, False, True,  False, 'Return your wallet\'s master public key', 'getmpk')
       -register_command('help',                 0, 1, False, False, False, 'Prints this help')
       -register_command('history',              0, 0, True,  True,  False, 'Returns the transaction history of your wallet')
       -register_command('importprivkey',        1, 1, False, True,  True,  'Import a private key', 'importprivkey <privatekey>')
       -register_command('ismine',               1, 1, False, True,  False, 'Return true if and only if address is in wallet', 'ismine <address>')
       -register_command('listaddresses',        2, 2, False, True,  False, 'Returns your list of addresses.', '', listaddr_options)
       -register_command('listunspent',          0, 0, True,  True,  False, 'Returns the list of unspent inputs in your wallet.')
       -register_command('getaddressunspent',    1, 1, True,  False, False, 'Returns the list of unspent inputs for an address.')
       -register_command('mktx',                 5, 5, False, True,  True,  'Create a signed transaction', 'mktx <recipient> <amount> [label]', payto_options)
       -register_command('mksendmanytx',         4, 4, False, True,  True,  'Create a signed transaction', mksendmany_syntax, payto_options)
       -register_command('payto',                5, 5, True,  True,  True,  'Create and broadcast a transaction.', payto_syntax, payto_options)
       -register_command('paytomany',            4, 4, True,  True,  True,  'Create and broadcast a transaction.', paytomany_syntax, payto_options)
       -register_command('password',             0, 0, False, True,  True,  'Change your password')
       -register_command('restore',              0, 0, True,  True,  False, 'Restore a wallet', '', restore_options)
       -register_command('searchcontacts',       1, 1, False, True,  False,  'Search through contacts, return matching entries', 'searchcontacts <query>')
       -register_command('setconfig',            2, 2, False, False, False, 'Set a configuration variable', 'setconfig <name> <value>')
       -register_command('setlabel',             2,-1, False, True,  False, 'Assign a label to an item', 'setlabel <tx_hash> <label>')
       -register_command('sendrawtransaction',   1, 1, True,  False, False, 'Broadcasts a transaction to the network.', 'sendrawtransaction <tx in hexadecimal>')
       -register_command('signtxwithkey',        1, 3, False, False, False, 'Sign a serialized transaction with a key','signtxwithkey <tx> <key>')
       -register_command('signtxwithwallet',     1, 3, False, True,  True,  'Sign a serialized transaction with a wallet','signtxwithwallet <tx>')
       -register_command('signmessage',          2,-1, False, True,  True,  'Sign a message with a key', signmessage_syntax)
       -register_command('unfreeze',             1, 1, False, True,  False, 'Unfreeze the funds at one of your wallet\'s address', 'unfreeze <address>')
       -register_command('validateaddress',      1, 1, False, False, False, 'Check that the address is valid', 'validateaddress <address>')
       -register_command('verifymessage',        3,-1, False, False, False, 'Verifies a signature', verifymessage_syntax)
       -
       -register_command('encrypt',              2,-1, False, False, False, 'encrypt a message with pubkey','encrypt <pubkey> <message>')
       -register_command('decrypt',              2,-1, False, True, True,   'decrypt a message encrypted with pubkey','decrypt <pubkey> <message>')
       -register_command('getmerkle',            2, 2, True, False, False, 'Get Merkle branch of a transaction included in a block', 'getmerkle <txid> <height>')
       -register_command('getproof',             1, 1, True, False, False, 'Get Merkle branch of an address in the UTXO set', 'getproof <address>')
       -register_command('getutxoaddress',       2, 2, True, False, False, 'get the address of an unspent transaction output','getutxoaddress <txid> <pos>')
       -register_command('sweep',                2, 3, True, False, False, 'Sweep a private key.', 'sweep privkey addr [fee]')
       -register_command('make_seed',            3, 3, False, False, False, 'Create a seed.','options: --nbits --entropy --lang')
       -register_command('check_seed',           1,-1, False, False, False, 'Check that a seed was generated with external entropy. Option: --entropy --lang')
       +#                                        requires_network
       +#                                               requires_wallet
       +#                                                      requires_password
       +#                                                             args
       +#                                                                 optional args
       +register_command('contacts',             False, True,  False, [], [], 'Show your list of contacts')
       +register_command('create',               False, True,  False, [], [], 'Create a new wallet')
       +register_command('createmultisig',       False, True,  False, ['num','pubkeys'], [], 'Create multisig address')
       +register_command('createrawtransaction', False, True,  False, ['inputs', 'outputs'], [], 'Create an unsigned transaction. The syntax is similar to bitcoind.')
       +register_command('deseed',               False, True,  False, [], [], 'Remove seed from wallet, creating a seedless, watching-only wallet.')
       +register_command('decoderawtransaction', False, False, False, ['raw_tx'], [], 'Decode raw transaction')
       +register_command('getprivatekeys',       False, True,  True,  ['address'], [], 'Get the private keys of a given address')
       +register_command('dumpprivkeys',         False, True,  True,  [], [], 'Dump private keys from your wallet')
       +register_command('freeze',               False, True,  True,  ['address'], [], 'Freeze the funds at one of your wallet\'s addresses')
       +register_command('getbalance',           True,  True,  False, [], [], 'Return the balance of your wallet, or of one account in your wallet')
       +register_command('getservers',           True,  False, False, [], [], 'Return the list of available servers')
       +register_command('getaddressbalance',    True,  False, False, ['address'], [], 'Return the balance of an address')
       +register_command('getaddresshistory',    True,  False, False, ['address'], [], 'Return the transaction history of a wallet address')
       +register_command('getconfig',            False, False, False, ['key'], [], 'Return a configuration variable')
       +register_command('getpubkeys',           False, True,  False, ['address'], [], 'Return the public keys for a wallet address')
       +register_command('getrawtransaction',    True,  False, False, ['txid'], [], 'Retrieve a transaction')
       +register_command('getseed',              False, True,  True,  [], [], 'Print the generation seed of your wallet.')
       +register_command('getmpk',               False, True,  False, [], [], 'Return your wallet\'s master public key')
       +register_command('help',                 False, False, False, [], [], 'Print help on a command.')
       +register_command('history',              True,  True,  False, [], [], 'Returns the transaction history of your wallet')
       +register_command('importprivkey',        False, True,  True,  ['privatekey'], [], 'Import a private key')
       +register_command('ismine',               False, True,  False, ['address'], [], 'Return true if and only if address is in wallet')
       +register_command('listaddresses',        False, True,  False, [], ['show_all', 'show_labels'], 'Returns your list of addresses.')
       +register_command('listunspent',          True,  True,  False, [], [], 'Returns the list of unspent inputs in your wallet.')
       +register_command('getaddressunspent',    True,  False, False, ['address'], [], 'Returns the list of unspent inputs for an address.')
       +register_command('mktx',                 False, True,  True,  ['recipient', 'amount'], ['tx_fee', 'from_addr', 'change_addr'], 'Create a signed transaction')
       +register_command('payto',                True,  True,  True,  ['recipient', 'amount'], ['tx_fee', 'from_addr', 'change_addr'], 'Create and broadcast a transaction.')
       +register_command('password',             False, True,  True,  [], [], 'Change your password')
       +register_command('restore',              True,  True,  False, [], ['gap_limit', 'mpk', 'concealed'], 'Restore a wallet')
       +register_command('searchcontacts',       False, True,  False, ['query'], [], 'Search through contacts, return matching entries')
       +register_command('setconfig',            False, False, False, ['key', 'value'], [], 'Set a configuration variable')
       +register_command('setlabel',             False, True,  False, ['txid', 'label'], [], 'Assign a label to an item')
       +register_command('sendrawtransaction',   True,  False, False, ['raw_tx'], [], 'Broadcast a transaction to the network.')
       +register_command('signtxwithkey',        False, False, False, ['raw_tx', 'key'], [], 'Sign a serialized transaction with a key')
       +register_command('signtxwithwallet',     False, True,  True,  ['raw_tx'], [], 'Sign a serialized transaction with a wallet')
       +register_command('signmessage',          False, True,  True,  ['address', 'message'], [], 'Sign a message with a key')
       +register_command('unfreeze',             False, True,  False, ['address'], [], 'Unfreeze the funds at one of your wallet\'s address')
       +register_command('validateaddress',      False, False, False, ['address'], [], 'Check that the address is valid')
       +register_command('verifymessage',        False, False, False, ['address', 'message'], [], 'Verify a signature')
       +register_command('version',              False, False, False, [], [], 'Return the version of your client')
       +register_command('encrypt',              False, False, False, ['pubkey', 'message'], [], 'Encrypt a message with a public key')
       +register_command('decrypt',              False, True,  True,  ['pubkey', 'message'], [], 'Decrypt a message encrypted with a public key')
       +register_command('getmerkle',            True,  False, False, ['txid', 'height'], [], 'Get Merkle branch of a transaction included in a block')
       +register_command('getproof',             True,  False, False, ['address'], [], 'Get Merkle branch of an address in the UTXO set')
       +register_command('getutxoaddress',       True,  False, False, ['txid', 'pos'], [], 'Get the address of an unspent transaction output')
       +register_command('sweep',                True, False, False,  ['privkey', 'destination_address'], ['tx_fee'], 'Sweep a private key.')
       +register_command('make_seed',            False, False, False, [], ['nbits', 'entropy', 'language'], 'Create a seed.')
       +register_command('check_seed',           False, False, False, ['seed'], ['entropy'], 'Check that a seed was generated with external entropy.')
       +#register_command('mksendmanytx',        False, True,  True,  'Create a signed transaction', mksendmany_syntax, payto_options)
       +#register_command('paytomany',           True,  True,  True,  'Create and broadcast a transaction.', paytomany_syntax, payto_options)
       +
       +
       +
       +command_options = {
       +    'password':    ("-W", "--password",   None,  "Password"),
       +    'concealed':   ("-C", "--concealed",  False, "Don't echo seed to console when restoring"),
       +    'show_all':    ("-a", "--all",        False, "Show all addresses"),
       +    'show_labels': ("-l", "--labels",     False, "Show the labels of listed addresses"),
       +    'tx_fee':      ("-f", "--fee",        None,  "set tx fee"),
       +    'from_addr':   ("-F", "--fromaddr",   None,  "set source address for payto/mktx. if it isn't in the wallet, it will ask for the private key unless supplied in the format public_key:private_key. It's not saved in the wallet."),
       +    'change_addr': ("-c", "--changeaddr", None,  "set the change address for payto/mktx. default is a spare address, or the source address if it's not in the wallet"),
       +    'nbits':       (None, "--nbits",     "128",  "Number of bits of entropy"),
       +    'entropy':     (None, "--entropy",   "1",    "Custom entropy"),
       +    'language':    ("-L", "--lang",       None,  "Default language for wordlist"),
       +    'gap_limit':   ("-G", "--gap",        None,  "Gap limit"),
       +    'mpk':         (None, "--mpk",        None,  "Restore from master public key"),
       +}
       +
       +
       +
       +def set_default_subparser(self, name, args=None):
       +    """see http://stackoverflow.com/questions/5176691/argparse-how-to-specify-a-default-subcommand"""
       +    subparser_found = False
       +    for arg in sys.argv[1:]:
       +        if arg in ['-h', '--help']:  # global help if no subparser
       +            break
       +    else:
       +        for x in self._subparsers._actions:
       +            if not isinstance(x, argparse._SubParsersAction):
       +                continue
       +            for sp_name in x._name_parser_map.keys():
       +                if sp_name in sys.argv[1:]:
       +                    subparser_found = True
       +        if not subparser_found:
       +            # insert default in first position, this implies no
       +            # global options without a sub_parsers specified
       +            if args is None:
       +                sys.argv.insert(1, name)
       +            else:
       +                args.insert(0, name)
       +
       +argparse.ArgumentParser.set_default_subparser = set_default_subparser
       +
       +add_offline_option = lambda parser: parser.add_argument("-o", "--offline", action="store_true", dest="offline", default=False, help="Remain offline")
       +def add_wallet_options(p):
       +    p.add_argument("-w", "--wallet", dest="wallet_path", help="wallet path")
       +    p.add_argument("-P", "--portable", action="store_true", dest="portable", default=False, help="Portable wallet")
       +
       +def get_parser(run_gui, run_daemon, run_cmdline):
       +    # parent parser, because set_default_subparser removes global options
       +    parent_parser = argparse.ArgumentParser('parent', add_help=False)
       +    parent_parser.add_argument("-v", "--verbose", action="store_true", dest="verbose", default=False, help="Show debugging information")
       +    # connection
       +    conn_parser = argparse.ArgumentParser(add_help=False)
       +    conn_parser.add_argument("-1", "--oneserver", action="store_true", dest="oneserver", default=False, help="connect to one server only")
       +    conn_parser.add_argument("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is either t (tcp) or s (ssl)")
       +    conn_parser.add_argument("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
       +    # create main parser
       +    parser = argparse.ArgumentParser(parents=[parent_parser])
       +    subparsers = parser.add_subparsers(dest='cmd')
       +    # gui
       +    parser_gui = subparsers.add_parser('gui', parents=[parent_parser, conn_parser], description="Run Electrum's Graphical User Interface.", help="Run GUI (default)")
       +    parser_gui.add_argument("url", nargs='?', default=None, help="bitcoin URI (or bip70 file)")
       +    parser_gui.set_defaults(func=run_gui)
       +    parser_gui.add_argument("-g", "--gui", dest="gui", help="select graphical user interface", choices=['qt', 'lite', 'gtk', 'text', 'stdio'])
       +    parser_gui.add_argument("-m", action="store_true", dest="hide_gui", default=False, help="hide GUI on startup")
       +    parser.add_argument("-L", "--lang", dest="language", default=None, help="default language used in GUI")
       +    add_offline_option(parser)
       +    add_wallet_options(parser)
       +    # daemon
       +    parser_daemon = subparsers.add_parser('daemon', help="Run Daemon")
       +    parser_daemon.add_argument("subcommand", choices=['start', 'status', 'stop'])
       +    parser_daemon.set_defaults(func=run_daemon)
       +    # create a parser for each command
       +    for cmdname in sorted(known_commands.keys()):
       +        cmd = known_commands[cmdname]
       +        parents = [parent_parser]
       +        p = subparsers.add_parser(cmdname, parents=parents, description=cmd.description, help=cmd.description)
       +        p.set_defaults(func=run_cmdline)
       +        if cmd.requires_network:
       +            add_offline_option(p)
       +        if cmd.requires_wallet:
       +            add_wallet_options(p)
       +        if cmd.requires_password:
       +            p.add_argument("-W", "--password", dest="password", default=None, help="password")
       +        for optname in cmd.options:
       +            a, b, default, help = command_options[optname]
       +            action = "store_true" if type(default) is bool else 'store'
       +            args = (a, b) if a else (b,)
       +            p.add_argument(*args, dest=optname, action=action, default=default, help=help)
       +        for param in cmd.params:
       +            p.add_argument(param)
       +    # default command is gui
       +    parser.set_default_subparser('gui')
       +    return parser
       +
        
        
        class Commands:
       t@@ -265,7 +351,7 @@ class Commands:
                    time.sleep(0.1)
                return self.network.get_servers()
        
       -    def getversion(self):
       +    def version(self):
                import electrum  # Needs to stay here to prevent ciruclar imports
                return electrum.ELECTRUM_VERSION
        
       t@@ -393,16 +479,6 @@ class Commands:
                        out.append( item )
                return out
        
       -    def help(self, cmd=None):
       -        if cmd not in known_commands:
       -            print_msg("\nList of commands:", ', '.join(sorted(known_commands)))
       -        else:
       -            cmd = known_commands[cmd]
       -            print_msg(cmd.description)
       -            if cmd.syntax: print_msg("Syntax: " + cmd.syntax)
       -            if cmd.options: print_msg("options:\n" + cmd.options)
       -        return None
       -
            def getrawtransaction(self, tx_hash):
                if self.wallet:
                    tx = self.wallet.transactions.get(tx_hash)