Implement support for execution from command-line

To use 'csscompressor' as a command-line tool, simply run $ python3 -m csscompressor --help Support: Python 2.7 & 3.3

Author: 1st1

README.rst

@@ -15,6 +15,12 @@ Usage
  ... ''')
  'your css{content:"!"}'
 
+Or, if you want to use it from command line:
+
+.. code::
+
+ $ python3 -m csscompressor --help
+
 
 Compatibility
 =============

csscompressor/__main__.py

@@ -0,0 +1,50 @@
+##
+# Copyright (c) 2013 Sprymix Inc.
+# All rights reserved.
+#
+# See LICENSE for details.
+##
+
+
+import argparse
+import csscompressor
+
+
+def _get_args():
+ parser = argparse.ArgumentParser()
+
+ parser.add_argument('input', nargs='+', type=str,
+ help='File(s) to compress')
+ parser.add_argument('--line-break', type=int, metavar='<column>',
+ help='Insert a line break after the specified column number')
+ parser.add_argument('-o', '--output', type=str, metavar='<file>',
+ help='Place the output into <file>. Defaults to stdout')
+
+ args = parser.parse_args()
+ return args
+
+
+def main():
+ args = _get_args()
+
+ buffer = []
+ for name in args.input:
+ with open(name, 'rt') as f:
+ buffer.append(f.read())
+ buffer = '\n\n'.join(buffer)
+
+ line_break = 0
+ if args.line_break is not None:
+ line_break = args.line_break
+
+ output = csscompressor.compress(buffer, max_linelen=line_break)
+
+ if args.output:
+ with open(args.output, 'wt') as f:
+ f.write(output)
+ f.write('\n')
+ else:
+ print(output)
+
+
+main()

setup.py

@@ -9,6 +9,13 @@
  f.close()
 
 
+deps = []
+try:
+ import argparse
+except ImportError:
+ deps.append('argparse')
+
+
 setup(
  name='csscompressor',
  version='0.9.0',
@@ -24,9 +31,13 @@
  'Operating System :: OS Independent',
  'Programming Language :: Python',
  'Programming Language :: Python :: 3',
- 'Programming Language :: Python :: 2',
- 'Topic :: Text Processing :: General'
+ 'Programming Language :: Python :: 2.7',
+ 'Programming Language :: Python :: 2.6',
+ 'Topic :: Software Development :: Build Tools',
+ 'Topic :: Text Processing :: General',
+ 'Topic :: Utilities'
  ],
  packages=['csscompressor', 'csscompressor.tests'],
+ install_requires=deps,
  **extra
 )