def limit_path(path, ellipsis=True):
"""Reduces the filename length of all filenames in the given path
to the common maximum length for current platform.
While the limits are depended on the file system and more restrictions
may apply, this covers the common case.
"""
assert isinstance(path, fsnative)
main, ext = os.path.splitext(path)
parts = main.split(sep)
for i, p in enumerate(parts):
# Limit each path section to 255 (bytes on linux, chars on win).
# http://en.wikipedia.org/wiki/Comparison_of_file_systems#Limits
limit = 255
if i == len(parts) - 1:
limit -= len(ext)
if len(p) > limit:
if ellipsis:
p = p[:limit - 2] + fsnative(u"..")
else:
p = p[:limit]
parts[i] = p
return sep.join(parts) + ext
def limit_path(path, ellipsis=True):
"""Reduces the filename length of all filenames in the given path
to the common maximum length for current platform.
While the limits are depended on the file system and more restrictions
may apply, this covers the common case.
"""
assert isinstance(path, fsnative)
main, ext = os.path.splitext(path)
parts = main.split(sep)
for i, p in enumerate(parts):
# Limit each path section to 255 (bytes on linux, chars on win).
# http://en.wikipedia.org/wiki/Comparison_of_file_systems#Limits
limit = 255
if i == len(parts) - 1:
limit -= len(ext)
if len(p) > limit:
if ellipsis:
p = p[:limit - 2] + fsnative(u"..")
else:
p = p[:limit]
parts[i] = p
return sep.join(parts) + ext
