parameters: (self, name)
return_statement: return self._self_unconditional_dependency_names.get(name, None)
docstring: Look up a dependency by name.
  
      May be overridden to include conditional dependencies.
  
      Args:
        name: The local name of the dependency.
  
      Returns:
        A `Trackable` object, or `None` if no dependency by this name was
        found.
docstring_summary: Look up a dependency by name.
docstring_tokens: Look up a dependency by name .
function: def _lookup_dependency(self, name):
      """Look up a dependency by name.
  
      May be overridden to include conditional dependencies.
  
      Args:
        name: The local name of the dependency.
  
      Returns:
        A `Trackable` object, or `None` if no dependency by this name was
        found.
      """
      return self._self_unconditional_dependency_names.get(name, None)
function_tokens: def _lookup_dependency ( self , name ) : return self . _self_unconditional_dependency_names . get ( name , None )