Added splitext()
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@ -46,6 +46,28 @@ def split(s):
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return s[:colon-1], s[colon:]
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# Split a path in root and extension.
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# The extension is everything starting at the last dot in the last
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# pathname component; the root is everything before that.
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# It is always true that root + ext == p.
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def splitext(p):
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root, ext = '', ''
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for c in p:
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if c == ':':
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root, ext = root + ext + c, ''
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elif c == '.':
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if ext:
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root, ext = root + ext, c
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else:
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ext = c
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elif ext:
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ext = ext + c
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else:
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root = root + c
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return root, ext
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# Split a pathname into a drive specification and the rest of the
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# path. Useful on DOS/Windows/NT; on the Mac, the drive is always
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# empty (don't use the volume name -- it doesn't have the same
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