+ if ver_pat.match(line):
+ (version,) = ver_pat.match(line).groups()
+ if date_pat.match(line):
+ (date,) = date_pat.match(line).groups()
+ if version != 'x.x.x' and date != 'Not released':
+ break
+ return version.strip(), date.strip()
+
+
+def relativePath(path, base):
+ '''return relative path from base, which is usually top source dir'''
+ # full pathname of path
+ path1 = os.path.normpath(os.path.realpath(path)).split(os.sep)
+ path2 = os.path.normpath(os.path.realpath(base)).split(os.sep)
+ if path1[:len(path2)] != path2:
+ print "Path %s is not under top source directory" % path
+ if len(path2) == len(path1):
+ return ''
+ path3 = os.path.join(*path1[len(path2):]);
+ # replace all \ by / such that we get the same comments on Windows and *nix
+ path3 = path3.replace('\\', '/')
+ return path3
+