| #!/usr/bin/env python |
| """ |
| This script looks for ImportModules calls in C extensions |
| of the stdlib. |
| |
| The current version has harcoded the location of the source |
| tries on Ronald's machine, a future version will be able |
| to rebuild the modulegraph source file that contains |
| this information. |
| """ |
| |
| from __future__ import print_function |
| import re |
| import sys |
| import os |
| import pprint |
| |
| import_re = re.compile('PyImport_ImportModule\w+\("(\w+)"\);') |
| |
| def extract_implies(root): |
| modules_dir = os.path.join(root, "Modules") |
| for fn in os.listdir(modules_dir): |
| if not fn.endswith('.c'): |
| continue |
| |
| module_name = fn[:-2] |
| if module_name.endswith('module'): |
| module_name = module_name[:-6] |
| |
| with open(os.path.join(modules_dir, fn)) as fp: |
| data = fp.read() |
| |
| imports = list(sorted(set(import_re.findall(data)))) |
| if imports: |
| yield module_name, imports |
| |
| |
| |
| def main(): |
| for version in ('2.6', '2.7', '3.1'): |
| print("====", version) |
| pprint.pprint(list(extract_implies('/Users/ronald/Projects/python/release%s-maint'%(version.replace('.', ''))))) |
| |
| if __name__ == "__main__": |
| main() |
