diff options
Diffstat (limited to 'Lib/dospath.py')
| -rw-r--r-- | Lib/dospath.py | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/Lib/dospath.py b/Lib/dospath.py index 770174f..725b381 100644 --- a/Lib/dospath.py +++ b/Lib/dospath.py @@ -7,28 +7,18 @@ import string # Normalize the case of a pathname. # On MS-DOS it maps the pathname to lowercase, turns slashes into -# backslashes and maps invalid consecutive characters to a single '_'. +# backslashes. # Other normalizations (such as optimizing '../' away) are not allowed # (this is done by normpath). -# -# Amrit: Things that can be valid regular expressions cannot be normalized -# away. (which is pretty much all special characters) -# -# I am assuming that at least these chars may be used: -# [, ], |, *, +, ? - -mapchar = '_' +# Previously, this version mapped invalid consecutive characters to a +# single '_', but this has been removed. This functionality should +# possibly be added as a new function. def normcase(s): res, s = splitdrive(s) for c in s: if c in '/\\': res = res + os.sep - elif c == '.' and res[-1:] == os.sep: - res = res + mapchar + c - elif ord(c) < 32 or c in ' ",:;<=>': - if res[-1:] != mapchar: - res = res + mapchar else: res = res + c return string.lower(res) @@ -59,6 +49,7 @@ def join(a, b): # Split a path in a drive specification (a drive letter followed by a # colon) and the path specification. # It is always true that drivespec + pathspec == p + def splitdrive(p): if p[1:2] == ':': return p[0:2], p[2:] |