Where to find python source code for built in open()

Question

I am looking for the source code for python built in function open(),
I've checked the bltinmodule.c but found no open() inside.
Does anyone know where the source of open() is?
Or, how to find it?
Thank you.

Answer 1

With Python on GitHub, have a look at:

• https://github.com/python/cpython/blob/master/Lib/io.py#L59
• https://github.com/python/cpython/blob/master/Lib/_pyio.py#L40
• https://github.com/python/cpython/blob/master/Python/fileutils.c#L989