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add get_help

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This commit is contained in:
Kelly Brazil
2022-01-19 18:47:44 -08:00
parent ce84c09d33
commit 7309bd2282
3 changed files with 19 additions and 10 deletions
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15
jc/lib.py
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@ -100,6 +100,7 @@ parsers = [
# Create the local_parsers list. This is a list of custom or
# override parsers from <user_data_dir>/jc/jcparsers/*.py.
# Once this list is created, extend the parsers list with it.
local_parsers = []
data_dir = appdirs.user_data_dir('jc', 'jc')
local_parsers_dir = os.path.join(data_dir, 'jcparsers')
@ -122,6 +123,12 @@ def _modname_to_cliname(parser_mod_name):
"""Return module's cli name (underscores converted to dashes)"""
return parser_mod_name.replace('_', '-')
def _get_parser(parser_mod_name):
"""Return the parser module object"""
parser_cli_name = _modname_to_cliname(parser_mod_name)
modpath = 'jcparsers.' if parser_cli_name in local_parsers else 'jc.parsers.'
return importlib.import_module(f'{modpath}{parser_mod_name}')
def parse(parser_mod_name, data,
quiet=False, raw=False, ignore_exceptions=None, **kwargs):
"""
@ -177,9 +184,7 @@ def parse(parser_mod_name, data,
Standard Parsers: Dictionary or List of Dictionaries
Streaming Parsers: Generator Object
"""
parser_cli_name = _modname_to_cliname(parser_mod_name)
modpath = 'jcparsers.' if parser_cli_name in local_parsers else 'jc.parsers.'
jc_parser = importlib.import_module(f'{modpath}{parser_mod_name}')
jc_parser = _get_parser(parser_mod_name)
if ignore_exceptions is not None:
return jc_parser.parse(data, quiet=quiet, raw=raw,
@ -194,3 +199,7 @@ def parser_mod_list():
def plugin_parser_mod_list():
"""Returns a list of plugin parser module names."""
return [_cliname_to_modname(p) for p in local_parsers]
def get_help(parser_mod_name):
"""Show help screen for the selected parser"""
help(_get_parser(parser_mod_name))