[Python-checkins] cpython: Start a shared utility script for poking around at the import internals
nick.coghlan
python-checkins at python.org
Wed Apr 25 14:18:10 CEST 2012
http://hg.python.org/cpython/rev/e91a8467328b
changeset: 76553:e91a8467328b
user: Nick Coghlan <ncoghlan at gmail.com>
date: Wed Apr 25 22:17:54 2012 +1000
summary:
Start a shared utility script for poking around at the import internals
files:
Tools/scripts/import_diagnostics.py | 39 +++++++++++++++++
1 files changed, 39 insertions(+), 0 deletions(-)
diff --git a/Tools/scripts/import_diagnostics.py b/Tools/scripts/import_diagnostics.py
new file mode 100755
--- /dev/null
+++ b/Tools/scripts/import_diagnostics.py
@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+"""Miscellaneous diagnostics for the import system"""
+
+import sys
+import argparse
+from pprint import pprint
+
+def _dump_state(args):
+ print(sys.version)
+ print("sys.path:")
+ pprint(sys.path)
+ print("sys.meta_path")
+ pprint(sys.meta_path)
+ print("sys.path_hooks")
+ pprint(sys.path_hooks)
+ print("sys.path_importer_cache")
+ pprint(sys.path_importer_cache)
+ print("sys.modules:")
+ pprint(sys.modules)
+
+COMMANDS = (
+ ("dump", "Dump import state", _dump_state),
+)
+
+def _make_parser():
+ parser = argparse.ArgumentParser()
+ sub = parser.add_subparsers(title="Commands")
+ for name, description, implementation in COMMANDS:
+ cmd = sub.add_parser(name, help=description)
+ cmd.set_defaults(command=implementation)
+ return parser
+
+def main(args):
+ parser = _make_parser()
+ args = parser.parse_args(args)
+ return args.command(args)
+
+if __name__ == "__main__":
+ sys.exit(main(sys.argv[1:]))
--
Repository URL: http://hg.python.org/cpython
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