parameters: (desc_proto, package)
docstring: Pulls out all the symbols from a descriptor proto.
  
    Args:
      desc_proto: The proto to extract symbols from.
      package: The package containing the descriptor type.
  
    Yields:
      The fully qualified name found in the descriptor.
docstring_summary: Pulls out all the symbols from a descriptor proto.
docstring_tokens: Pulls out all the symbols from a descriptor proto .
function: def _ExtractSymbols(desc_proto, package):
    """Pulls out all the symbols from a descriptor proto.
  
    Args:
      desc_proto: The proto to extract symbols from.
      package: The package containing the descriptor type.
  
    Yields:
      The fully qualified name found in the descriptor.
    """
  
    message_name = '.'.join((package, desc_proto.name))
    yield message_name
    for nested_type in desc_proto.nested_type:
      for symbol in _ExtractSymbols(nested_type, message_name):
        yield symbol
      for enum_type in desc_proto.enum_type:
        yield '.'.join((message_name, enum_type.name))
function_tokens: def _ExtractSymbols ( desc_proto , package ) : message_name = '.' . join ( ( package , desc_proto . name ) ) yield message_name for nested_type in desc_proto . nested_type : for symbol in _ExtractSymbols ( nested_type , message_name ) : yield symbol for enum_type in desc_proto . enum_type : yield '.' . join ( ( message_name , enum_type . name ) )