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# Copyright (C) 2005-2009 Aaron Bentley and Panometrics, Inc.
# Gianluca Montecchi <gian@grys.it>
# Marien Zwart <marienz@gentoo.org>
# W. Trevor King <wking@drexel.edu>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""
Allow simple listing and loading of the various becommands and libbe
submodules (i.e. "plugins").
"""
import os
import os.path
import sys
_PLUGIN_PATH = os.path.realpath(
os.path.dirname(
os.path.dirname(
os.path.dirname(__file__))))
if _PLUGIN_PATH not in sys.path:
sys.path.append(_PLUGIN_PATH)
def import_by_name(modname):
"""
>>> mod = import_by_name('libbe.bugdir')
>>> 'BugDir' in dir(mod)
True
>>> import_by_name('libbe.highly_unlikely')
Traceback (most recent call last):
...
ImportError: No module named highly_unlikely
"""
module = __import__(modname)
components = modname.split('.')
for comp in components[1:]:
module = getattr(module, comp)
return module
def modnames(prefix):
"""
>>> 'list' in [n for n in modnames('libbe.command')]
True
>>> 'plugin' in [n for n in modnames('libbe.util')]
True
"""
components = prefix.split('.')
modfiles = os.listdir(os.path.join(_PLUGIN_PATH, *components))
modfiles.sort()
for modfile in modfiles:
if modfile.startswith('.'):
continue # the occasional emacs temporary file
if modfile.endswith('.py') and modfile != '__init__.py':
yield modfile[:-3]
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