F2PY reference manual# Signature file Signature files syntax Using F2PY bindings in Python Fortran type objects Scalar arguments String arguments Array arguments Call-back arguments Common blocks Fortran 90 module data Allocatable arrays F2PY and Build Systems Basic Concepts Build Systems Advanced F2PY use cases Adding user-defined functions to F2PY generated modules Adding user-defined variables Dealing with KIND specifiers Character strings F2PY test suite Adding a test