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77 lines
2.7 KiB
77 lines
2.7 KiB
#!/usr/bin/env python3
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"""
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Library for manipulating ROS Names. See U{http://ros.org/wiki/Names}.
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"""
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# Software License Agreement (BSD License)
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#
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# Copyright (c) 2008, Willow Garage, Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of Willow Garage, Inc. nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# Revision $Id: names.py 14589 2011-08-07 18:30:21Z kwc $
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import os
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import sys
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SEP = '/'
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GLOBALNS = '/'
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PRIV_NAME = '~'
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REMAP = ":="
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ANYTYPE = '*'
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def load_mappings(argv):
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"""
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Load name mappings encoded in command-line arguments. This will filter
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out any parameter assignment mappings.
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@param argv: command-line arguments
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@type argv: [str]
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@return: name->name remappings.
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@rtype: dict {str: str}
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"""
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mappings = {}
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for arg in argv:
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if REMAP in arg:
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try:
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src, dst = [x.strip() for x in arg.split(REMAP)]
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if src and dst:
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if len(src) > 1 and src[0] == '_' and src[1] != '_':
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# ignore parameter assignment mappings
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pass
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else:
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mappings[src] = dst
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except BaseException:
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#TODO: remove
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sys.stderr.write(
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"ERROR: Invalid remapping argument '%s'\n" %
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arg)
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return mappings
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