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#!/usr/bin/env bash
#
# Copyright (c) 2017-2020 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
#
# Check for specified flake8 warnings in python files.
export LC_ALL=C
export MYPY_CACHE_DIR="${BASE_ROOT_DIR}/test/.mypy_cache"
enabled=(
E101 # indentation contains mixed spaces and tabs
E112 # expected an indented block
E113 # unexpected indentation
E115 # expected an indented block (comment)
E116 # unexpected indentation (comment)
E125 # continuation line with same indent as next logical line
E129 # visually indented line with same indent as next logical line
E131 # continuation line unaligned for hanging indent
E133 # closing bracket is missing indentation
E223 # tab before operator
E224 # tab after operator
E242 # tab after ','
E266 # too many leading '#' for block comment
E271 # multiple spaces after keyword
E272 # multiple spaces before keyword
E273 # tab after keyword
E274 # tab before keyword
E275 # missing whitespace after keyword
E304 # blank lines found after function decorator
E306 # expected 1 blank line before a nested definition
E401 # multiple imports on one line
E402 # module level import not at top of file
E502 # the backslash is redundant between brackets
E701 # multiple statements on one line (colon)
E702 # multiple statements on one line (semicolon)
E703 # statement ends with a semicolon
E711 # comparison to None should be 'if cond is None:'
E714 # test for object identity should be "is not"
E721 # do not compare types, use "isinstance()"
E742 # do not define classes named "l", "O", or "I"
E743 # do not define functions named "l", "O", or "I"
E901 # SyntaxError: invalid syntax
E902 # TokenError: EOF in multi-line string
F401 # module imported but unused
F402 # import module from line N shadowed by loop variable
F403 # 'from foo_module import *' used; unable to detect undefined names
F404 # future import(s) name after other statements
F405 # foo_function may be undefined, or defined from star imports: bar_module
F406 # "from module import *" only allowed at module level
F407 # an undefined __future__ feature name was imported
F601 # dictionary key name repeated with different values
F602 # dictionary key variable name repeated with different values
F621 # too many expressions in an assignment with star-unpacking
F622 # two or more starred expressions in an assignment (a, *b, *c = d)
F631 # assertion test is a tuple, which are always True
F632 # use ==/!= to compare str, bytes, and int literals
F701 # a break statement outside of a while or for loop
F702 # a continue statement outside of a while or for loop
F703 # a continue statement in a finally block in a loop
F704 # a yield or yield from statement outside of a function
F705 # a return statement with arguments inside a generator
F706 # a return statement outside of a function/method
F707 # an except: block as not the last exception handler
F811 # redefinition of unused name from line N
F812 # list comprehension redefines 'foo' from line N
F821 # undefined name 'Foo'
F822 # undefined name name in __all__
F823 # local variable name … referenced before assignment
F831 # duplicate argument name in function definition
F841 # local variable 'foo' is assigned to but never used
W191 # indentation contains tabs
W291 # trailing whitespace
W292 # no newline at end of file
W293 # blank line contains whitespace
W601 # .has_key() is deprecated, use "in"
W602 # deprecated form of raising exception
W603 # "<>" is deprecated, use "!="
W604 # backticks are deprecated, use "repr()"
W605 # invalid escape sequence "x"
W606 # 'async' and 'await' are reserved keywords starting with Python 3.7
)
if ! command -v flake8 > /dev/null; then
echo "Skipping Python linting since flake8 is not installed."
exit 0
elif PYTHONWARNINGS="ignore" flake8 --version | grep -q "Python 2"; then
echo "Skipping Python linting since flake8 is running under Python 2. Install the Python 3 version of flake8."
exit 0
fi
EXIT_CODE=0
if ! PYTHONWARNINGS="ignore" flake8 --ignore=B,C,E,F,I,N,W --select=$(IFS=","; echo "${enabled[*]}") $(
if [[ $# == 0 ]]; then
git ls-files "*.py"
else
echo "$@"
fi
); then
EXIT_CODE=1
fi
if ! mypy --ignore-missing-imports --show-error-codes $(git ls-files "test/functional/*.py" "contrib/devtools/*.py"); then
EXIT_CODE=1
fi
exit $EXIT_CODE
|
