This directory contains a number of Python programs that are useful

while building or extending Python.

buildbot Batchfiles for running on Windows buildbot workers.

ccbench A Python threads-based concurrency benchmark. (*)

demo Several Python programming demos.

freeze Create a stand-alone executable from a Python program.

gdb Python code to be run inside gdb, to make it easier to

debug Python itself (by David Malcolm).

i18n Tools for internationalization. pygettext.py

parses Python source code and generates .pot files,

and msgfmt.py generates a binary message catalog

from a catalog in text format.

iobench Benchmark for the new Python I/O system. (*)

msi Support for packaging Python as an MSI package on Windows.

parser Un-parsing tool to generate code from an AST.

peg_generator PEG-based parser generator (pegen) used for new parser.

pynche A Tkinter-based color editor.

scripts A number of useful single-file programs, e.g. tabnanny.py

by Tim Peters, which checks for inconsistent mixing of

tabs and spaces, and 2to3, which converts Python 2 code

to Python 3 code.

stringbench A suite of micro-benchmarks for various operations on

strings (both 8-bit and unicode). (*)

test2to3 A demonstration of how to use 2to3 transparently in setup.py.

unicode Tools for generating unicodedata and codecs from unicode.org

and other mapping files (by Fredrik Lundh, Marc-Andre Lemburg

and Martin von Loewis).

unittestgui A Tkinter based GUI test runner for unittest, with test

discovery.

(*) A generic benchmark suite is maintained separately at https://github.com/python/performance