Allow require wrappers to check and load models
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@ -29,35 +29,49 @@ def no_argument(command):
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command(cmd_args)
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return augmented_command
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# Wrapper for commands requiring lexicon or username options
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# Wrappers for commands requiring lexicon or username options
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def requires(arg, metavar, dest, fallback, help):
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"""Subparser fallback for -u and -n options"""
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def req_checker(command):
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@wraps(command)
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def augmented_command(cmd_args):
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if type(cmd_args) is ArgumentParser:
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cmd_args.add_argument(arg, metavar=metavar, dest=dest, help=help)
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if command.__dict__.get('wrapper', False):
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command(cmd_args)
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if type(cmd_args) is Namespace:
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base_val = hasattr(cmd_args, fallback) and getattr(cmd_args, fallback)
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subp_val = hasattr(cmd_args, dest) and getattr(cmd_args, dest)
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val = subp_val or base_val or None
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if not val:
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import config
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config.logger.error("This command requires {}".format(arg))
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return -1
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setattr(cmd_args, dest, val)
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def requires_lexicon(command):
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@wraps(command)
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def augmented_command(cmd_args):
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if type(cmd_args) is ArgumentParser:
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cmd_args.add_argument("-n", metavar="LEXICON", dest="lexicon", help="Specify a lexicon to operate on")
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if command.__dict__.get('wrapper', False):
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command(cmd_args)
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augmented_command.__dict__['wrapper'] = True
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return augmented_command
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return req_checker
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if type(cmd_args) is Namespace:
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base_val = hasattr(cmd_args, "tl_lexicon") and getattr(cmd_args, "tl_lexicon")
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subp_val = hasattr(cmd_args, "lexicon") and getattr(cmd_args, "lexicon")
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val = subp_val or base_val or None
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if not val:
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import config
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config.logger.error("This command requires specifying a lexicon")
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return -1
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from lexicon import LexiconModel
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cmd_args.lexicon = val#LexiconModel.by(name=val).name
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command(cmd_args)
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augmented_command.__dict__['wrapper'] = True
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return augmented_command
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requires_lexicon = requires("-n", "LEXICON", "lexicon", "tl_lexicon",
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"Specify a lexicon to operate on")
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requires_username = requires("-u", "USERNAME", "username", "tl_username",
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"Specify a user to operate on")
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def requires_username(command):
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@wraps(command)
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def augmented_command(cmd_args):
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if type(cmd_args) is ArgumentParser:
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cmd_args.add_argument("-u", metavar="USERNAME", dest="username", help="Specify a user to operate on")
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if command.__dict__.get('wrapper', False):
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command(cmd_args)
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if type(cmd_args) is Namespace:
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base_val = hasattr(cmd_args, "tl_username") and getattr(cmd_args, "tl_lexicon")
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subp_val = hasattr(cmd_args, "username") and getattr(cmd_args, "username")
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val = subp_val or base_val or None
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if not val:
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import config
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config.logger.error("This command requires specifying a user")
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return -1
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from user import UserModel
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cmd_args.username = val#UserModel.by(name=val).name
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command(cmd_args)
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augmented_command.__dict__['wrapper'] = True
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return augmented_command
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# Helpers for common command tasks
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