added

git-svn-id: https://linkchecker.svn.sourceforge.net/svnroot/linkchecker/trunk/linkchecker@737 e7d03fd6-7b0d-0410-9947-9c21f3af8025

linkcheck/debug.py

@@ -0,0 +1,54 @@
+import sys
+
+# debug level constants (Quake-style)
+ALWAYS = 0
+BRING_IT_ON = 1
+HURT_ME_PLENTY = 2
+NIGHTMARE = 3
+
+# the global debug level
+_debuglevel = 0
+
+def get_debuglevel ():
+    return _debuglevel
+
+def set_debuglevel (i):
+    global _debuglevel
+    _debuglevel = i
+
+from AnsiColor import colorize
+
+def _text (*args, **kwargs):
+    text = " ".join(map(str, args))
+    print >>sys.stderr, colorize(text, color=kwargs.get('color'))
+
+# debug function, using the debug level
+def debug (level, *args):
+    if level <= _debuglevel:
+        _text(*args)
+
+def info (*args):
+    args = list(args)
+    args.insert(0, "info:")
+    _text(*args, **{'color':'default'})
+
+def warn (*args):
+    args = list(args)
+    args.insert(0, "warning:")
+    _text(*args, **{'color':'bold;yellow'})
+
+def error (*args):
+    args = list(args)
+    args.insert(0, "error:")
+    _text(*args, **{'color':'bold;red'})
+
+
+def test ():
+    debug("a")
+    warn("a", "b")
+    info(None)
+    error()
+
+if __name__=='__main__':
+    test()
+