When trying to run basic examples from a virtualenv, I get this error caused by the local types.py module taking precedent over python's builtin types module.

That's why Instagram engineers have developed 'strict modules' for Python. "One reasonable take might be that we're stretching Python beyond what it was intended for.

More deprecated Python modules These modules are far less likely to be in use in any programs you’re writing or maintaining, but it’s worth knowing they have been deprecated.