Lichen

lib/__builtins__/exception/system.py

858:8f8361de472a
2018-07-21 Paul Boddie Invocations in parameter lists may require temporary storage for contexts and accessors, but the storage locations must be different. Otherwise, the code will generate a sequence-point warning. Here, distinct ranges for parameters in lists are introduced, and accessors are now also stored in arrays, permitting distinct storage.
     1 #!/usr/bin/env python     2      3 """     4 System exception objects.     5      6 Copyright (C) 2015, 2016, 2017, 2018 Paul Boddie <paul@boddie.org.uk>     7      8 This program is free software; you can redistribute it and/or modify it under     9 the terms of the GNU General Public License as published by the Free Software    10 Foundation; either version 3 of the License, or (at your option) any later    11 version.    12     13 This program is distributed in the hope that it will be useful, but WITHOUT    14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS    15 FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more    16 details.    17     18 You should have received a copy of the GNU General Public License along with    19 this program.  If not, see <http://www.gnu.org/licenses/>.    20 """    21     22 class EnvironmentError(Exception):    23     24     "The base class for external errors."    25     26     pass    27     28 class OSError(Exception):    29     30     "A general operating system error."    31     32     def __init__(self, .value, .arg):    33     34         "Initialise the exception with the given error 'value' and 'arg'."    35     36         pass    37     38     def __str__(self):    39         return str(buffer(["OSError(", repr(self.value), ", ", repr(self.arg), ")"]))    40     41     __repr__ = __str__    42     43 class SystemError(Exception):    44     45     "A non-serious error occurring within the runtime system."    46     47     pass    48     49 class SystemExit(Exception):    50     51     "An exception exiting the program."    52     53     def __init__(self, .value):    54     55         "Initialise the exception with the given 'value'."    56     57         pass    58     59 # vim: tabstop=4 expandtab shiftwidth=4