Add updated version of the main wrapper function using argparse

config.py

@@ -0,0 +1,4 @@
+from PythonTidy import VERSION
+
+version = VERSION
+summary = 'Cleans up, regularizes, and reformats the text of Python scripts.'

runner.py

@@ -0,0 +1,35 @@
+from argparse import ArgumentParser, FileType
+from sys import stdin, stdout, exit
+from config import version, summary
+from PythonTidy import tidy_up
+from PythonTidyWrapper import Config
+
+
+parser = ArgumentParser(description=summary)
+parser.add_argument('input', nargs='?', type=FileType('r'), default=stdin,
+    help='specify input file instead of `stdin`')
+parser.add_argument('output', nargs='?', type=FileType('w'), default=stdout,
+    help='specify output file instead of `stdout`')
+parser.add_argument('-v', '--version', action='version',
+    version='%%(prog)s %s' % version)
+parser.add_argument('-d', '--dump', action='store_true',
+    help='dump default configuration parameters')
+parser.add_argument('-c', '--config', default=None,
+    help='read configuration parameters from file')
+
+
+def main():
+    args = parser.parse_args()
+    if args.dump:
+        config = Config()
+        config.from_pythontidy_namespace()
+        config.write(file=stdout)
+        exit()
+    if args.config:
+        config = Config(file=args.config)
+        config.to_pythontidy_namespace()
+    tidy_up(args.input, args.output)
+
+
+if __name__ == "__main__":
+    main()

setup.py

@@ -1,7 +1,14 @@
 from setuptools import setup
-from PythonTidy import VERSION as version
+from config import version, summary
+
+
+install_requires = ['setuptools']
+try:
+    import argparse
+    argparse    # make pyflakes happy
+except ImportError:
+    install_requires.append('argparse')
 
-summary = 'Cleans up, regularizes, and reformats the text of Python scripts.'
 
 setup(name='PythonTidy',
       version=version,
@@ -21,12 +28,10 @@
       author_email='[email protected]',
       url='http://pypi.python.org/pypi/PythonTidy',
       license='GPL version 2',
-      py_modules=['PythonTidy'],
+      py_modules=['PythonTidy', 'PythonTidyWrapper', 'config', 'runner'],
       platforms='Any',
-      install_requires=[
-          'setuptools',
-      ],
+      install_requires=install_requires,
       entry_points={
-          'console_scripts': ['pythontidy = PythonTidy:main'],
+          'console_scripts': ['pythontidy = runner:main'],
       },
 )