docs: def load_apis(self, path, ignore=[], include_crash_api=False):
          """Load all swagger files found at the given path, except those whose
          names are in the 'ignore' list"""
  
          if not path:
              raise Exception("Missing path to api swagger files")
  
          if type(ignore) is not list:
              raise Exception("'ignore' should be a list of api names")
  
          # Always ignore pym-config.yaml
          ignore.append('pym-config')
  
          # Find all swagger apis under 'path'
          apis = {}
  
          log.debug("Searching path %s" % path)
          for root, dirs, files in os.walk(path):
              for f in files:
                  if f.endswith('.yaml'):
                      api_name = f.replace('.yaml', '')
  
                      if api_name in ignore:
                          log.info("Ignoring api %s" % api_name)
                          continue
  
                      apis[api_name] = os.path.join(path, f)
                      log.debug("Found api %s in %s" % (api_name, f))
  
          # And add pymacaron's default ping and crash apis
          for name in ['ping', 'crash']:
              yaml_path = pkg_resources.resource_filename(__name__, 'pymacaron/%s.yaml' % name)
              if not os.path.isfile(yaml_path):
                  yaml_path = os.path.join(os.path.dirname(sys.modules[__name__].__file__), '%s.yaml' % name)
              apis[name] = yaml_path
  
          if not include_crash_api:
              del apis['crash']
  
          # Save found apis
          self.path_apis = path
          self.apis = apis
  
          return self