old_contents: # Software License Agreement (BSD License)
  #
  # Copyright (c) 2013, Open Source Robotics Foundation, Inc.
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions
  # are met:
  #
  #  * Redistributions of source code must retain the above copyright
  #    notice, this list of conditions and the following disclaimer.
  #  * Redistributions in binary form must reproduce the above
  #    copyright notice, this list of conditions and the following
  #    disclaimer in the documentation and/or other materials provided
  #    with the distribution.
  #  * Neither the name of Open Source Robotics Foundation, Inc. nor
  #    the names of its contributors may be used to endorse or promote
  #    products derived from this software without specific prior
  #    written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  # COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  # POSSIBILITY OF SUCH DAMAGE.
  
  # Author: William Woodall <william@osrfoundation.org>
  
  """Provides functions to produce dotcode which represents the capability graph
  """
  
  from capabilities.discovery import spec_index_from_service
  
  from qt_dotgraph.pydotfactory import PydotFactory
  
  
  def generate_dotcode_from_capability_info():
      spec_index, errors = spec_index_from_service()
      assert not errors
      dotcode_factory = PydotFactory()
      dotgraph = dotcode_factory.get_graph(rankdir="BT")
      for name in spec_index.interfaces:
          dotcode_factory.add_node_to_graph(dotgraph, nodename=str(name), shape="box")
      for name in spec_index.semantic_interfaces:
          dotcode_factory.add_node_to_graph(dotgraph, nodename=str(name), shape="box")
      for name, provider in spec_index.providers.items():
          dotcode_factory.add_node_to_graph(dotgraph, nodename=str(name), shape="ellipse")
          dotcode_factory.add_edge_to_graph(dotgraph, str(name), str(provider.implements), label="provides")
          for dep in provider.dependencies:
              dotcode_factory.add_edge_to_graph(dotgraph, str(name), str(dep), label="requires")
      return dotcode_factory.create_dot(dotgraph)
  
new_contents: # Software License Agreement (BSD License)
  #
  # Copyright (c) 2013, Open Source Robotics Foundation, Inc.
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions
  # are met:
  #
  #  * Redistributions of source code must retain the above copyright
  #    notice, this list of conditions and the following disclaimer.
  #  * Redistributions in binary form must reproduce the above
  #    copyright notice, this list of conditions and the following
  #    disclaimer in the documentation and/or other materials provided
  #    with the distribution.
  #  * Neither the name of Open Source Robotics Foundation, Inc. nor
  #    the names of its contributors may be used to endorse or promote
  #    products derived from this software without specific prior
  #    written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  # COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  # POSSIBILITY OF SUCH DAMAGE.
  
  # Author: William Woodall <william@osrfoundation.org>
  
  """Provides functions to produce dotcode which represents the capability graph
  """
  
  from capabilities.service_discovery import spec_index_from_service
  
  from qt_dotgraph.pydotfactory import PydotFactory
  
  
  def generate_dotcode_from_capability_info():
      spec_index, errors = spec_index_from_service()
      assert not errors
      dotcode_factory = PydotFactory()
      dotgraph = dotcode_factory.get_graph(rankdir="BT")
      for name in spec_index.interfaces:
          dotcode_factory.add_node_to_graph(dotgraph, nodename=str(name), shape="box")
      for name in spec_index.semantic_interfaces:
          dotcode_factory.add_node_to_graph(dotgraph, nodename=str(name), shape="box")
      for name, provider in spec_index.providers.items():
          dotcode_factory.add_node_to_graph(dotgraph, nodename=str(name), shape="ellipse")
          dotcode_factory.add_edge_to_graph(dotgraph, str(name), str(provider.implements), label="provides")
          for dep in provider.dependencies:
              dotcode_factory.add_edge_to_graph(dotgraph, str(name), str(dep), label="requires")
      return dotcode_factory.create_dot(dotgraph)
  
subject: update to reflect api change in osrf/capabilities@590bd180b349b7ea816f0e727778d649ab1b129f