--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eric7/Plugins/CheckerPlugins/SyntaxChecker/pyflakes/__init__.py Sat May 15 18:45:04 2021 +0200
@@ -0,0 +1,298 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2010 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Package containg pyflakes adapted for Qt.
+"""
+
+""" License
+Copyright 2005-2011 Divmod, Inc.
+Copyright 2013-2014 Florent Xicluna
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+"""
+
+__version__ = '2.3.1'
+
+"""
+pyflakes repository date: 2021-03-24.
+"""
+
+""" Changes
+2.3.1 (2021-03-24)
+
+- Fix regression in 2.3.0: type annotations no longer redefine imports
+
+2.3.0 (2021-03-14)
+
+- Recognize tuple concatenation in ``__all__`` export definitions
+- Better support use of annotation-only assignments when using
+ ``from __future__ import annotations``
+- Recognize special-case typing for ``Annotated``
+- Fix undefined name ``__qualname__`` in class scope
+- Recognize special-cased typing for ``TypeVar``
+- Errors for undefined exports in ``__all__`` are shown in a deterministic
+ order
+- Fix false positives in certain typing constructs (``TypeVar``,
+ ``NamedTuple``, ``TypedDict``, ``cast``)
+
+2.2.0 (2020-04-08)
+
+- Include column information in error messages
+- Fix ``@overload`` detection with other decorators and in non-global scopes
+- Fix return-type annotation being a class member
+- Fix assignment to ``_`` in doctests with existing ``_`` name
+- Namespace attributes which are attached to ast nodes with ``_pyflakes_`` to
+ avoid conflicts with other libraries (notably bandit)
+- Add check for f-strings without placeholders
+- Add check for unused/extra/invalid ``'string literal'.format(...)``
+- Add check for unused/extra/invalid ``'string literal % ...``
+- Improve python shebang detection
+- Allow type ignore to be followed by a code ``# type: ignore[attr-defined]``
+- Add support for assignment expressions (PEP 572)
+- Support ``@overload`` detection from ``typing_extensions`` as well
+- Fix ``@overload`` detection for async functions
+- Allow ``continue`` inside ``finally`` in python 3.8+
+- Fix handling of annotations in positional-only arguments
+- Make pyflakes more resistant to future syntax additions
+- Fix false positives in partially quoted type annotations
+- Warn about ``is`` comparison to tuples
+- Fix ``Checker`` usage with async function subtrees
+- Add check for ``if`` of non-empty tuple
+- Switch from ``optparse`` to ``argparse``
+- Fix false positives in partially quoted type annotations in unusual contexts
+- Be more cautious when identifying ``Literal`` type expressions
+
+2.1.1 (2019-02-28)
+- Fix reported line number for type comment errors
+- Fix typing.overload check to only check imported names
+
+2.1.0 (2019-01-23)
+
+- Allow intentional assignment to variables named ``_``
+- Recognize ``__module__`` as a valid name in class scope
+- ``pyflakes.checker.Checker`` supports checking of partial ``ast`` trees
+- Detect assign-before-use for local variables which shadow builtin names
+- Detect invalid ``print`` syntax using ``>>`` operator
+- Treat ``async for`` the same as a ``for`` loop for introducing variables
+- Add detection for list concatenation in ``__all__``
+- Exempt ``@typing.overload`` from duplicate function declaration
+- Importing a submodule of an ``as``-aliased ``import``-import is marked as
+ used
+- Report undefined names from ``__all__`` as possibly coming from a ``*``
+ import
+- Add support for changes in Python 3.8-dev
+- Add support for PEP 563 (``from __future__ import annotations``)
+- Include Python version and platform information in ``pyflakes --version``
+- Recognize ``__annotations__`` as a valid magic global in Python 3.6+
+- Mark names used in PEP 484 ``# type: ...`` comments as used
+- Add check for use of ``is`` operator with ``str``, ``bytes``, and ``int``
+ literals
+
+2.0.0 (2018-05-20)
+ - Drop support for EOL Python <2.7 and 3.2-3.3
+ - Check for unused exception binding in `except:` block
+ - Handle string literal type annotations
+ - Ignore redefinitions of `_`, unless originally defined by import
+ - Support `__class__` without `self` in Python 3
+ - Issue an error for `raise NotImplemented(...)`
+
+1.6.0 (2017-08-03)
+ - Process function scope variable annotations for used names
+ - Find Python files without extensions by their shebang
+
+1.5.0 (2017-01-09)
+ - Enable support for PEP 526 annotated assignments
+
+1.4.0 (2016-12-30):
+ - Change formatting of ImportStarMessage to be consistent with other errors
+ - Support PEP 498 "f-strings"
+
+1.3.0 (2016-09-01):
+ - Fix PyPy2 Windows IntegrationTests
+ - Check for duplicate dictionary keys
+ - Fix TestMain tests on Windows
+ - Fix "continue" and "break" checks ignoring py3.5's "async for" loop
+
+1.2.3 (2016-05-12):
+ - Fix TypeError when processing relative imports
+
+1.2.2 (2016-05-06):
+ - Avoid traceback when exception is del-ed in except
+
+1.2.1 (2015-05-05):
+ - Fix false RedefinedWhileUnesed for submodule imports
+
+1.2.0 (2016-05-03):
+ - Warn against reusing exception names after the except block on Python 3
+ - Improve the error messages for imports
+
+1.1.0 (2016-03-01):
+ - Allow main() to accept arguments.
+ - Support @ matrix-multiplication operator
+ - Validate __future__ imports
+ - Fix doctest scope testing
+ - Warn for tuple assertions which are always true
+ - Warn for "import *" not at module level on Python 3
+ - Catch many more kinds of SyntaxErrors
+ - Check PEP 498 f-strings
+ - (and a few more sundry bugfixes)
+
+1.0.0 (2015-09-20):
+ - Python 3.5 support. async/await statements in particular.
+ - Fix test_api.py on Windows.
+ - Eliminate a false UnusedImport warning when the name has been
+ declared "global"
+
+0.9.2 (2015-06-17):
+ - Fix a traceback when a global is defined in one scope, and used in another.
+
+0.9.1 (2015-06-09):
+ - Update NEWS.txt to include 0.9.0, which had been forgotten.
+
+0.9.0 (2015-05-31):
+ - Exit gracefully, not with a traceback, on SIGINT and SIGPIPE.
+ - Fix incorrect report of undefined name when using lambda expressions in
+ generator expressions.
+ - Don't crash on DOS line endings on Windows and Python 2.6.
+ - Don't report an undefined name if the 'del' which caused a name to become
+ undefined is only conditionally executed.
+ - Properly handle differences in list comprehension scope in Python 3.
+ - Improve handling of edge cases around 'global' defined variables.
+ - Report an error for 'return' outside a function.
+
+0.8.1 (2014-03-30):
+ - Detect the declared encoding in Python 3.
+ - Do not report redefinition of import in a local scope, if the
+ global name is used elsewhere in the module.
+ - Catch undefined variable in loop generator when it is also used as
+ loop variable.
+ - Report undefined name for `(a, b) = (1, 2)` but not for the general
+ unpacking `(a, b) = func()`.
+ - Correctly detect when an imported module is used in default arguments
+ of a method, when the method and the module use the same name.
+ - Distribute a universal wheel file.
+
+0.8.0 (2014-03-22):
+ - Adapt for the AST in Python 3.4.
+ - Fix caret position on SyntaxError.
+ - Fix crash on Python 2.x with some doctest SyntaxError.
+ - Add tox.ini.
+ - The `PYFLAKES_NODOCTEST` environment variable has been replaced with the
+ `PYFLAKES_DOCTEST` environment variable (with the opposite meaning).
+ Doctest checking is now disabled by default; set the environment variable
+ to enable it.
+ - Correctly parse incremental `__all__ += [...]`.
+ - Catch return with arguments inside a generator (Python <= 3.2).
+ - Do not complain about `_` in doctests.
+ - Drop deprecated methods `pushFunctionScope` and `pushClassScope`.
+
+0.7.3 (2013-07-02):
+ - Do not report undefined name for generator expression and dict or
+ set comprehension at class level.
+ - Deprecate `Checker.pushFunctionScope` and `Checker.pushClassScope`:
+ use `Checker.pushScope` instead.
+ - Remove dependency on Unittest2 for the tests.
+
+0.7.2 (2013-04-24):
+ - Fix computation of `DoctestSyntaxError.lineno` and `col`.
+ - Add boolean attribute `Checker.withDoctest` to ignore doctests.
+ - If environment variable `PYFLAKES_NODOCTEST` is set, skip doctests.
+ - Environment variable `PYFLAKES_BUILTINS` accepts a comma-separated
+ list of additional built-in names.
+
+0.7.1 (2013-04-23):
+ - File `bin/pyflakes` was missing in tarball generated with distribute.
+ - Fix reporting errors in non-ASCII filenames (Python 2.x).
+
+0.7.0 (2013-04-17):
+ - Add --version and --help options.
+ - Support `python -m pyflakes` (Python 2.7 and Python 3.x).
+ - Add attribute `Message.col` to report column offset.
+ - Do not report redefinition of variable for a variable used in a list
+ comprehension in a conditional.
+ - Do not report redefinition of variable for generator expressions and
+ set or dict comprehensions.
+ - Do not report undefined name when the code is protected with a
+ `NameError` exception handler.
+ - Do not report redefinition of variable when unassigning a module imported
+ for its side-effect.
+ - Support special locals like `__tracebackhide__` for py.test.
+ - Support checking doctests.
+ - Fix issue with Turkish locale where `'i'.upper() == 'i'` in Python 2.
+
+0.6.1 (2013-01-29):
+ - Fix detection of variables in augmented assignments.
+
+0.6.0 (2013-01-29):
+ - Support Python 3 up to 3.3, based on the pyflakes3k project.
+ - Preserve compatibility with Python 2.5 and all recent versions of Python.
+ - Support custom reporters in addition to the default Reporter.
+ - Allow function redefinition for modern property construction via
+ property.setter/deleter.
+ - Fix spurious redefinition warnings in conditionals.
+ - Do not report undefined name in __all__ if import * is used.
+ - Add WindowsError as a known built-in name on all platforms.
+ - Support specifying additional built-ins in the `Checker` constructor.
+ - Don't issue Unused Variable warning when using locals() in current scope.
+ - Handle problems with the encoding of source files.
+ - Remove dependency on Twisted for the tests.
+ - Support `python setup.py test` and `python setup.py develop`.
+ - Create script using setuptools `entry_points` to support all platforms,
+ including Windows.
+
+0.5.0 (2011-09-02):
+ - Convert pyflakes to use newer _ast infrastructure rather than compiler.
+ - Support for new syntax in 2.7 (including set literals, set comprehensions,
+ and dictionary comprehensions).
+ - Make sure class names don't get bound until after class definition.
+
+0.4.0 (2009-11-25):
+ - Fix reporting for certain SyntaxErrors which lack line number
+ information.
+ - Check for syntax errors more rigorously.
+ - Support checking names used with the class decorator syntax in versions
+ of Python which have it.
+ - Detect local variables which are bound but never used.
+ - Handle permission errors when trying to read source files.
+ - Handle problems with the encoding of source files.
+ - Support importing dotted names so as not to incorrectly report them as
+ redefined unused names.
+ - Support all forms of the with statement.
+ - Consider static `__all__` definitions and avoid reporting unused names
+ if the names are listed there.
+ - Fix incorrect checking of class names with respect to the names of their
+ bases in the class statement.
+ - Support the `__path__` global in `__init__.py`.
+
+0.3.0 (2009-01-30):
+ - Display more informative SyntaxError messages.
+ - Don't hang flymake with unmatched triple quotes (only report a single
+ line of source for a multiline syntax error).
+ - Recognize __builtins__ as a defined name.
+ - Improve pyflakes support for python versions 2.3-2.5
+ - Support for if-else expressions and with statements.
+ - Warn instead of error on non-existant file paths.
+ - Check for __future__ imports after other statements.
+ - Add reporting for some types of import shadowing.
+ - Improve reporting of unbound locals
+"""
