Move the variable declarations in a C helper function to where they are actually used to avoid "unused" warnings in Py3.

This was broken by the attempt to exclude C++ operations from true division.

This fixes Github issue #1950.

This fixes Github issue #1950.

Fix compile error with 3.8

Replace optparse by argparse

Positional-only code generation optimization

Make pythran version checks more resilient

Add PEP420 namespace support.

Call ".tp_repr()" instead of ".tp_str()" when formatting builtin types, since it avoids an indirection in Py3.8.

Current checks breaks when setting 0.10.0 as a Pythran version :-/

Add PyBytes_FromObject() and PyObject_Bytes()