def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
new_path = os.path.join(self._path, subdir, key + suffix)
os.rename(os.path.join(self._path, temp_subpath), new_path)
if isinstance(message, MaildirMessage):
os.utime(new_path, (os.path.getatime(new_path),
message.get_date()))
python类get_date()的实例源码
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
new_path = os.path.join(self._path, subdir, key + suffix)
os.rename(os.path.join(self._path, temp_subpath), new_path)
if isinstance(message, MaildirMessage):
os.utime(new_path, (os.path.getatime(new_path),
message.get_date()))
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
new_path = os.path.join(self._path, subdir, key + suffix)
os.rename(os.path.join(self._path, temp_subpath), new_path)
if isinstance(message, MaildirMessage):
os.utime(new_path, (os.path.getatime(new_path),
message.get_date()))
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError, e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
if isinstance(message, MaildirMessage):
os.utime(dest, (os.path.getatime(dest), message.get_date()))
return uniq
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_file.name,
(os.path.getatime(tmp_file.name), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError, e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
return uniq
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
tmp_path = os.path.join(self._path, temp_subpath)
new_path = os.path.join(self._path, subdir, key + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_path,
(os.path.getatime(tmp_path), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
os.rename(tmp_path, new_path)
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError as e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
if isinstance(message, MaildirMessage):
os.utime(dest, (os.path.getatime(dest), message.get_date()))
return uniq
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_file.name,
(os.path.getatime(tmp_file.name), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError, e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
return uniq
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
tmp_path = os.path.join(self._path, temp_subpath)
new_path = os.path.join(self._path, subdir, key + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_path,
(os.path.getatime(tmp_path), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
os.rename(tmp_path, new_path)
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_file.name,
(os.path.getatime(tmp_file.name), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError, e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
return uniq
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
tmp_path = os.path.join(self._path, temp_subpath)
new_path = os.path.join(self._path, subdir, key + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_path,
(os.path.getatime(tmp_path), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
os.rename(tmp_path, new_path)
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_file.name,
(os.path.getatime(tmp_file.name), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError, e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
return uniq
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
tmp_path = os.path.join(self._path, temp_subpath)
new_path = os.path.join(self._path, subdir, key + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_path,
(os.path.getatime(tmp_path), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
os.rename(tmp_path, new_path)
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_file.name,
(os.path.getatime(tmp_file.name), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError, e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
return uniq
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
tmp_path = os.path.join(self._path, temp_subpath)
new_path = os.path.join(self._path, subdir, key + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_path,
(os.path.getatime(tmp_path), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
os.rename(tmp_path, new_path)
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_file.name,
(os.path.getatime(tmp_file.name), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError as e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
return uniq
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
tmp_path = os.path.join(self._path, temp_subpath)
new_path = os.path.join(self._path, subdir, key + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_path,
(os.path.getatime(tmp_path), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
os.rename(tmp_path, new_path)
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError, e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
if isinstance(message, MaildirMessage):
os.utime(dest, (os.path.getatime(dest), message.get_date()))
return uniq
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
def add(self, message):
"""Add message and return assigned key."""
tmp_file = self._create_tmp()
try:
self._dump_message(message, tmp_file)
except BaseException:
tmp_file.close()
os.remove(tmp_file.name)
raise
_sync_close(tmp_file)
if isinstance(message, MaildirMessage):
subdir = message.get_subdir()
suffix = self.colon + message.get_info()
if suffix == self.colon:
suffix = ''
else:
subdir = 'new'
suffix = ''
uniq = os.path.basename(tmp_file.name).split(self.colon)[0]
dest = os.path.join(self._path, subdir, uniq + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_file.name,
(os.path.getatime(tmp_file.name), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
try:
if hasattr(os, 'link'):
os.link(tmp_file.name, dest)
os.remove(tmp_file.name)
else:
os.rename(tmp_file.name, dest)
except OSError, e:
os.remove(tmp_file.name)
if e.errno == errno.EEXIST:
raise ExternalClashError('Name clash with existing message: %s'
% dest)
else:
raise
return uniq
def __setitem__(self, key, message):
"""Replace the keyed message; raise KeyError if it doesn't exist."""
old_subpath = self._lookup(key)
temp_key = self.add(message)
temp_subpath = self._lookup(temp_key)
if isinstance(message, MaildirMessage):
# temp's subdir and suffix were specified by message.
dominant_subpath = temp_subpath
else:
# temp's subdir and suffix were defaults from add().
dominant_subpath = old_subpath
subdir = os.path.dirname(dominant_subpath)
if self.colon in dominant_subpath:
suffix = self.colon + dominant_subpath.split(self.colon)[-1]
else:
suffix = ''
self.discard(key)
tmp_path = os.path.join(self._path, temp_subpath)
new_path = os.path.join(self._path, subdir, key + suffix)
if isinstance(message, MaildirMessage):
os.utime(tmp_path,
(os.path.getatime(tmp_path), message.get_date()))
# No file modification should be done after the file is moved to its
# final position in order to prevent race conditions with changes
# from other programs
os.rename(tmp_path, new_path)
def get_date(self):
"""Return delivery date of message, in seconds since the epoch."""
return self._date
