util.py revision 9da6b1244191319b39779307d60d7729811d3d5c 
1import inspect
2import os
3import sys
4
5def _write_message(kind, message):
6    # Get the file/line where this message was generated.
7    f = inspect.currentframe()
8    # Step out of _write_message, and then out of wrapper.
9    f = f.f_back.f_back
10    file,line,_,_,_ = inspect.getframeinfo(f)
11    location = '%s:%d' % (os.path.basename(file), line)
12
13    print >>sys.stderr, '%s: %s: %s' % (location, kind, message)
14
15note = lambda message: _write_message('note', message)
16warning = lambda message: _write_message('warning', message)
17error = lambda message: _write_message('error', message)
18fatal = lambda message: (_write_message('fatal error', message), sys.exit(1))
19
20__all__ = ['note', 'warning', 'error', 'fatal']
21