100
95
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)
121
97
def incomplete_utf8_sequence(byteseq):
122
98
"""Calculate the completeness of a UTF-8 encoded string.
200
def safe_rmtree(path, ignore_errors=False, onerror=None):
201
"""Recursively delete a directory tree.
203
Copied from shutil.rmtree from Python 2.6, which does not follow symbolic
204
links (it is otherwise unsafe to call as root on untrusted directories; do
205
not use shutil.rmtree in this case, as you may be running Python 2.5).
207
If ignore_errors is set, errors are ignored; otherwise, if onerror
208
is set, it is called to handle the error with arguments (func,
209
path, exc_info) where func is os.listdir, os.remove, or os.rmdir;
210
path is the argument to that function that caused it to fail; and
211
exc_info is a tuple returned by sys.exc_info(). If ignore_errors
212
is false and onerror is None, an exception is raised.
218
elif onerror is None:
222
if os.path.islink(path):
223
# symlinks to directories are forbidden, see bug #1669
224
raise OSError("Cannot call safe_rmtree on a symbolic link")
226
onerror(os.path.islink, path, sys.exc_info())
227
# can't continue even if onerror hook returns
231
names = os.listdir(path)
232
except os.error, err:
233
onerror(os.listdir, path, sys.exc_info())
235
fullname = os.path.join(path, name)
237
mode = os.lstat(fullname).st_mode
240
if stat.S_ISDIR(mode):
241
safe_rmtree(fullname, ignore_errors, onerror)
245
except os.error, err:
246
onerror(os.remove, fullname, sys.exc_info())
250
onerror(os.rmdir, path, sys.exc_info())
252
def format_submission_principal(user, principal):
253
"""Render a list of users to fit in the offering project listing.
255
Given a user and a list of submitters, returns 'solo' if the
256
only submitter is the user, or a string of the form
257
'with A, B and C' if there are any other submitters.
259
If submitters is None, we assume that the list of members could
260
not be determined, so we just return 'group'.
262
if principal is None:
265
if principal is user:
268
display_names = sorted(
269
member.display_name for member in principal.members
270
if member is not user)
272
if len(display_names) == 0:
273
return 'solo (%s)' % principal.name
274
elif len(display_names) == 1:
275
return 'with %s (%s)' % (display_names[0], principal.name)
276
elif len(display_names) > 5:
277
return 'with %d others (%s)' % (len(display_names), principal.name)
279
return 'with %s and %s (%s)' % (', '.join(display_names[:-1]),
280
display_names[-1], principal.name)
176
def object_to_dict(attrnames, obj):
177
"""Convert an object into a dictionary.
179
This takes a shallow copy of the object.
181
@param attrnames: Set (or iterable) of names of attributes to be copied
182
into the dictionary. (We don't auto-lookup, because this
183
function needs to be used on magical objects).
185
return dict((k, getattr(obj, k))
186
for k in attrnames if not k.startswith('_'))