Implementing a better print_error routine
This commit is contained in:
parent
c533b797e0
commit
4e5dfbeade
66
electrum
66
electrum
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@ -17,19 +17,18 @@
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import re, sys
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from lib.util import print_error
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try:
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import ecdsa
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except:
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sys.stderr.write("Error: python-ecdsa does not seem to be installed. Try 'sudo pip install ecdsa'\n")
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sys.stderr.flush()
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print_error("Error: python-ecdsa does not seem to be installed. Try 'sudo pip install ecdsa'")
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sys.exit(1)
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try:
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import aes
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except:
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sys.stderr.write("Error: AES does not seem to be installed. Try 'sudo pip install slowaes'\n")
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sys.stderr.flush()
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print_error("Error: AES does not seem to be installed. Try 'sudo pip install slowaes'")
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sys.exit(1)
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try:
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@ -144,8 +143,7 @@ if __name__ == '__main__':
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except ImportError:
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import electrum.gui_lite as gui
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else:
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sys.stderr.write("Error: Unknown GUI: " + options.gui + "\n")
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sys.stderr.flush()
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print_error("Error: Unknown GUI: " + options.gui)
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exit(1)
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gui = gui.ElectrumGui(wallet)
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@ -173,14 +171,13 @@ if __name__ == '__main__':
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cmd = 'help'
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if not wallet.file_exists and cmd not in ['help','create','restore']:
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sys.stderr.write("Error: Wallet file not found.\n")
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sys.stderr.write("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option\n")
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sys.stderr.flush()
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print_error("Error: Wallet file not found.")
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print_error("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
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sys.exit(0)
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if cmd in ['create', 'restore']:
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if wallet.file_exists:
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sys.stderr.write("Error: Remove the existing wallet first!\n")
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print_error("Error: Remove the existing wallet first!")
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sys.stderr.flush()
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sys.exit(0)
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password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
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@ -203,12 +200,10 @@ if __name__ == '__main__':
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try:
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seed.decode('hex')
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except:
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sys.stderr.write("Warning: Not hex, trying decode.\n")
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sys.stderr.flush()
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print_error("Warning: Not hex, trying decode.")
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seed = mnemonic.mn_decode( seed.split(' ') )
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if not seed:
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sys.stderr.write("Error: No seed\n")
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sys.stderr.flush()
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print_error("Error: No seed")
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sys.exit(1)
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wallet.seed = str(seed)
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@ -222,12 +217,10 @@ if __name__ == '__main__':
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if wallet.is_found():
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print "Recovery successful"
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else:
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sys.stderr.write("Warning: Found no history for this wallet\n")
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sys.stderr.flush()
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print_error("Warning: Found no history for this wallet")
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wallet.fill_addressbook()
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wallet.save()
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sys.stderr.write("Wallet saved in '" + wallet.path + "'\n")
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sys.stderr.flush()
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print_error("Wallet saved in '" + wallet.path)
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else:
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wallet.new_seed(None)
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wallet.init_mpk( wallet.seed )
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@ -276,8 +269,7 @@ if __name__ == '__main__':
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try:
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wallet.pw_decode( wallet.seed, password)
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except:
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sys.stderr.write("Error: This password does not decode this wallet.\n")
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sys.stderr.flush()
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print_error("Error: This password does not decode this wallet.")
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exit(1)
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if cmd == 'import':
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@ -287,12 +279,12 @@ if __name__ == '__main__':
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wallet.save()
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print "Keypair imported"
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except BaseException, e:
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sys.stderr.write("Error: Keypair import failed: " + str(e) + "\n")
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sys.stderr.flush()
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print_error("Error: Keypair import failed: " + str(e))
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if cmd=='help':
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cmd2 = firstarg
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if cmd2 not in known_commands:
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print_error("Error: Command not found.")
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print "Type 'electrum help <command>' to see the help for a specific command"
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print "Type 'electrum --help' to see the list of options"
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print "List of commands:", ', '.join(known_commands)
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@ -305,11 +297,9 @@ if __name__ == '__main__':
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elif cmd == 'deseed':
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if not wallet.seed:
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sys.stderr.write("Error: This wallet has no seed\n")
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sys.stderr.flush()
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print_error("Error: This wallet has no seed")
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elif wallet.use_encryption:
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sys.stderr.write("Error: This wallet is encrypted\n")
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sys.stderr.flush()
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print_error("Error: This wallet is encrypted")
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else:
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ns = wallet.path + '.seed'
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print "Warning: you are going to extract the seed from '%s'\nThe seed will be saved in '%s'"%(wallet.path,ns)
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@ -322,8 +312,7 @@ if __name__ == '__main__':
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wallet.save()
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print "Done."
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else:
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sys.stderr.write("Action canceled.\n")
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sys.stderr.flush()
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print_error("Action canceled.")
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elif cmd == 'reseed':
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if wallet.seed:
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@ -335,8 +324,7 @@ if __name__ == '__main__':
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data = f.read()
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f.close()
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except:
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sys.stderr.write("Error: Seed file not found\n")
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sys.stderr.flush()
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print_error("Error: Seed file not found")
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sys.exit()
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try:
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import ast
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@ -344,8 +332,7 @@ if __name__ == '__main__':
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seed = d['seed']
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imported_keys = d.get('imported_keys',{})
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except:
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sys.stderr.write("Error: Error with seed file\n")
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sys.stderr.flush()
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print_error("Error: Error with seed file")
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sys.exit(1)
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mpk = wallet.master_public_key
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@ -357,8 +344,7 @@ if __name__ == '__main__':
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wallet.save()
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print "Done: " + wallet.path
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else:
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sys.stderr.write("Error: Master public key does not match\n")
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sys.stderr.flush()
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print_error("Error: Master public key does not match")
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elif cmd == 'validateaddress':
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addr = args[1]
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@ -437,8 +423,7 @@ if __name__ == '__main__':
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tx = args[1]
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label = ' '.join(args[2:])
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except:
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sys.stderr.write("Error. Syntax: label <tx_hash> <text>\n")
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sys.stderr.flush()
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print_error("Error. Syntax: label <tx_hash> <text>")
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sys.exit(1)
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wallet.labels[tx] = label
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wallet.save()
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@ -451,8 +436,7 @@ if __name__ == '__main__':
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keypair = from_addr
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from_addr = keypair.split(':')[0]
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if not wallet.import_key(keypair,password):
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sys.stderr.write("Error: Invalid key pair\n")
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sys.stderr.flush()
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print_error("Error: Invalid key pair")
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exit(1)
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wallet.history[from_addr] = interface.retrieve_history(from_addr)
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wallet.update_tx_history()
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@ -496,8 +480,7 @@ if __name__ == '__main__':
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try:
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seed = wallet.pw_decode( wallet.seed, password)
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except:
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sys.stderr.write("Error: Password does not decrypt this wallet.\n")
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sys.stderr.flush()
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print_error("Error: Password does not decrypt this wallet.")
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sys.exit(1)
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new_password = prompt_password('New password:')
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@ -516,8 +499,7 @@ if __name__ == '__main__':
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signature = args[2]
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message = ' '.join(args[3:])
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except:
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sys.stderr.write("Error: Not all parameters were given, displaying help instead.\n")
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sys.stderr.flush()
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print_error("Error: Not all parameters were given, displaying help instead.")
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print known_commands[cmd]
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sys.exit(1)
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if len(args) > 4:
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@ -23,6 +23,7 @@ import pygtk
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pygtk.require('2.0')
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import gtk, gobject
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from decimal import Decimal
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from lib.util import print_error
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import pyqrnative, mnemonic
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@ -206,8 +207,7 @@ def run_recovery_dialog(wallet):
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try:
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seed.decode('hex')
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except:
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sys.stderr.write("Warning: Not hex, trying decode\n")
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sys.stderr.flush()
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print_error("Warning: Not hex, trying decode")
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seed = mnemonic.mn_decode( seed.split(' ') )
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if not seed:
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show_message("no seed")
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@ -18,13 +18,13 @@
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import sys, time, datetime, re
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from i18n import _
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from lib.util import print_error
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try:
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import PyQt4
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except:
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sys.stderr.write("Error: Could not import PyQt4\n")
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sys.stderr.write("on Linux systems, you may try 'sudo apt-get install python-qt4'\n")
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sys.stderr.flush()
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print_error("Error: Could not import PyQt4")
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print_error("on Linux systems, you may try 'sudo apt-get install python-qt4'")
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sys.exit(1)
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from PyQt4.QtGui import *
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@ -36,9 +36,8 @@ from interface import DEFAULT_SERVERS
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try:
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import icons_rc
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except:
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sys.stderr.write("Error: Could not import icons_rc.py\n")
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sys.stderr.write("Please generate it with: 'pyrcc4 icons.qrc -o lib/icons_rc.py'\n")
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sys.stderr.flush()
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print_error("Error: Could not import icons_rc.py")
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print_error("Please generate it with: 'pyrcc4 icons.qrc -o lib/icons_rc.py'")
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sys.exit(1)
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from wallet import format_satoshis
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@ -390,8 +389,7 @@ class ElectrumWindow(QMainWindow):
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if text not in self.wallet.aliases.keys():
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self.wallet.labels[addr] = text
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else:
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sys.stderr.write("Error: This is one of your aliases\n")
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sys.stderr.flush()
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print_error("Error: This is one of your aliases")
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label = self.wallet.labels.get(addr,'')
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item.setText(column_label, QString(label))
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else:
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@ -1144,8 +1142,7 @@ class ElectrumWindow(QMainWindow):
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seed = unicode(seed_e.text())
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seed.decode('hex')
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except:
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sys.stderr.write("Warning: Not hex, trying decode\n")
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sys.stderr.flush()
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print_error("Warning: Not hex, trying decode")
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try:
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seed = mnemonic.mn_decode( seed.split(' ') )
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except:
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@ -21,6 +21,7 @@ import random, socket, ast, re
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import threading, traceback, sys, time, json, Queue
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from version import ELECTRUM_VERSION
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from lib.util import print_error
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DEFAULT_TIMEOUT = 5
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DEFAULT_SERVERS = [ 'ecdsa.org:50001:t',
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@ -247,8 +248,7 @@ class TcpStratumInterface(Interface):
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print "Connected to %s:%d"%(self.host,self.port)
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except:
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self.is_connected = False
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sys.stderr.write("Not connected\n")
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sys.stderr.flush()
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print_error("Not connected")
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def run(self):
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try:
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@ -328,8 +328,7 @@ class WalletSynchronizer(threading.Thread):
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elif protocol == 'h':
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InterfaceClass = HttpStratumInterface
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else:
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sys.stderr.write("Error: Unknown protocol\n")
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sys.stderr.flush()
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print_error("Error: Unknown protocol")
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InterfaceClass = TcpStratumInterface
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self.interface = InterfaceClass(host, port, self.wallet.debug_server)
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@ -386,8 +385,7 @@ class WalletSynchronizer(threading.Thread):
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pass
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else:
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sys.stderr.write("Error: Unknown message:" + method + ", " + params + ", " + result)
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sys.stderr.flush()
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print_error("Error: Unknown message:" + method + ", " + params + ", " + result)
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def start_interface(self):
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@ -2,6 +2,13 @@ import os
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import platform
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import sys
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def print_error(*args):
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for item in args:
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sys.stderr.write(str(item))
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sys.stderr.write("\n")
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sys.stderr.flush()
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def appdata_dir():
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if platform.system() == "Windows":
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return os.path.join(os.environ["APPDATA"], "Electrum")
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import sys, base64, os, re, hashlib, copy, operator, ast, threading, random, getpass
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import aes, ecdsa
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from ecdsa.util import string_to_number, number_to_string
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from lib.util import print_error
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############ functions from pywallet #####################
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@ -156,8 +157,7 @@ def prompt_password(prompt, confirm=True):
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password2 = getpass.getpass("Confirm: ")
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if password != password2:
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sys.stderr.write("Error: Passwords do not match.\n")
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sys.stderr.flush()
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print_error("Error: Passwords do not match.")
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sys.exit(1)
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else:
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@ -21,6 +21,7 @@ import time, thread, sys, socket
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# see http://code.google.com/p/jsonrpclib/
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import jsonrpclib
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from wallet import Wallet
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from lib.util import print_error
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"""
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Simple wallet daemon for webservers.
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@ -99,8 +100,7 @@ if __name__ == '__main__':
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elif cmd == 'stop':
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out = server.stop()
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except socket.error:
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sys.stderr.write("Server not running\n")
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sys.stderr.flush()
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print_error("Server not running")
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sys.exit(1)
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print out
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sys.exit(0)
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5
setup.py
5
setup.py
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@ -6,9 +6,10 @@ from distutils.core import setup
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from lib.version import ELECTRUM_VERSION as version
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import lib.util as util
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import os, sys, platform
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from lib.util import print_error
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if sys.version_info[:3] < (2,6,0):
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sys.stderr.write("Electrum requires Python version >= 2.6.0... exiting\n")
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sys.stderr.flush()
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print_error("Error: Electrum requires Python version >= 2.6.0...")
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sys.exit(1)
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10
upgrade.py
10
upgrade.py
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@ -6,6 +6,7 @@ try:
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except ImportError:
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from electrum import prompt_password
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from lib.uril import print_error
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@ -30,15 +31,13 @@ if __name__ == "__main__":
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data = f.read()
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f.close()
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except:
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sys.stderr.write("Error: File not found: " + path + "\n")
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sys.stderr.flush()
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print_error("Error: File not found: " + path)
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exit(1)
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try:
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x = ast.literal_eval(data)
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except:
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sys.stderr.write("Error: Could not parse wallet\n")
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sys.stderr.flush()
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print_error("Error: Could not parse wallet")
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exit(1)
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# version <= 0.33 uses a tuple
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@ -65,8 +64,7 @@ if __name__ == "__main__":
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seed = DecodeAES( secret, wallet.seed )
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private_keys = ast.literal_eval( DecodeAES( secret, wallet.private_keys ) )
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except:
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sys.stderr.write("Error: Password does not decrypt this wallet.\n")
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sys.stderr.flush()
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print_error("Error: Password does not decrypt this wallet.")
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exit(1)
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seed_version = 2
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s = repr( (seed_version, use_encryption, fee, host, port, blocks, seed, all_addresses, private_keys, change_indexes, status, history, labels, addressbook ))
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