def checksum(self):
"""
Return an MD5 checksum of this file.
If SELF is a directory, raise InappropriateError
If SELF is nonexistant, raise DoesNotExistError
Return: str
"""
if not self:
raise exceptions.DoesNotExistError()
if self.is_dir:
raise exceptions.InappropriateError()
checksum = hashlib.md5(self.open('rb').read()).hexdigest()
return checksum
def mimetype(self):
"""
Return a guessed mimetype for SELF.
If SELF is a directory, raise InappropriateError
If SELF is nonexistant, raise DoesNotExistError
Return: str
Exceptions: InappropriateError, DoesNotExistError
"""
if not self:
raise exceptions.DoesNotExistError()
if self.is_dir:
raise exceptions.InappropriateError()
mime, _ = mimetypes.guess_type(str(self))
return mime
def tempdir(self):
raise exceptions.InappropriateError("Can't tempdir() on a Read-only filesystem")
def touch(self, resource):
raise exceptions.InappropriateError("Can't touch() on a Read-only filesystem")
def mv(self, resource, target):
raise exceptions.InappropriateError("Can't mv() on a Read-only filesystem")
def cd(self, target):
raise exceptions.InappropriateError(
"Can't cd() on an Archive filesystem")
def getwd(self):
raise exceptions.InappropriateError(
"Can't getwd() on an Archive filesystem")
def abspath(self, resource):
raise exceptions.InappropriateError(
"Can't is_abspath() on an Archive filesystem")
def expanduser(self, resource):
raise exceptions.InappropriateError(
"Can't expanduser() on an Archive filesystem")
def tempdir(self):
raise exceptions.InappropriateError(
"Can't ln() on an Archive filesystem")
def ln(self, resource, target, symbolic=False):
raise exceptions.InappropriateError(
"Can't ln() on an Archive filesystem")
