http://legacy.python.org/dev/peps/pep-0257/ PEP 257 PEP257 PEP257 docstring PEP257 PEP257 docstrings PEP 257 http://legacy.python.org/dev/peps/pep-0257/ PEP257 docstrings PEP 257 -- Docstring Conventions docstring PEP 257 PEP257 http://legacy.python.org/dev/peps/pep-0257/ PEP 257 docstrings PEP257 PEP 257 PEP257 PEP257 PEP 257