95
100
return tuple(splitpath)
102
def relpath(path, start=os.path.curdir):
103
"""Return a relative version of a path.
104
XXX Backported from Python 2.6 posixpath.py.
108
raise ValueError("no path specified")
110
start_list = os.path.abspath(start).split(os.path.sep)
111
path_list = os.path.abspath(path).split(os.path.sep)
113
# Work out how much of the filepath is shared by start and path.
114
i = len(os.path.commonprefix([start_list, path_list]))
116
rel_list = [os.path.pardir] * (len(start_list)-i) + path_list[i:]
118
return os.path.curdir
119
return os.path.join(*rel_list)
97
121
def incomplete_utf8_sequence(byteseq):
98
122
"""Calculate the completeness of a UTF-8 encoded string.
185
209
return dict((k, getattr(obj, k))
186
210
for k in attrnames if not k.startswith('_'))
212
def safe_rmtree(path, ignore_errors=False, onerror=None):
213
"""Recursively delete a directory tree.
215
Copied from shutil.rmtree from Python 2.6, which does not follow symbolic
216
links (it is otherwise unsafe to call as root on untrusted directories; do
217
not use shutil.rmtree in this case, as you may be running Python 2.5).
219
If ignore_errors is set, errors are ignored; otherwise, if onerror
220
is set, it is called to handle the error with arguments (func,
221
path, exc_info) where func is os.listdir, os.remove, or os.rmdir;
222
path is the argument to that function that caused it to fail; and
223
exc_info is a tuple returned by sys.exc_info(). If ignore_errors
224
is false and onerror is None, an exception is raised.
230
elif onerror is None:
234
if os.path.islink(path):
235
# symlinks to directories are forbidden, see bug #1669
236
raise OSError("Cannot call safe_rmtree on a symbolic link")
238
onerror(os.path.islink, path, sys.exc_info())
239
# can't continue even if onerror hook returns
243
names = os.listdir(path)
244
except os.error, err:
245
onerror(os.listdir, path, sys.exc_info())
247
fullname = os.path.join(path, name)
249
mode = os.lstat(fullname).st_mode
252
if stat.S_ISDIR(mode):
253
safe_rmtree(fullname, ignore_errors, onerror)
257
except os.error, err:
258
onerror(os.remove, fullname, sys.exc_info())
262
onerror(os.rmdir, path, sys.exc_info())
264
def format_submission_principal(user, principal):
265
"""Render a list of users to fit in the offering project listing.
267
Given a user and a list of submitters, returns 'solo' if the
268
only submitter is the user, or a string of the form
269
'with A, B and C' if there are any other submitters.
271
If submitters is None, we assume that the list of members could
272
not be determined, so we just return 'group'.
274
if principal is None:
277
if principal is user:
280
display_names = sorted(
281
member.display_name for member in principal.members
282
if member is not user)
284
if len(display_names) == 0:
285
return 'solo (%s)' % principal.name
286
elif len(display_names) == 1:
287
return 'with %s (%s)' % (display_names[0], principal.name)
288
elif len(display_names) > 5:
289
return 'with %d others (%s)' % (len(display_names), principal.name)
291
return 'with %s and %s (%s)' % (', '.join(display_names[:-1]),
292
display_names[-1], principal.name)