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Version history

We follow Semantic Versions since the 0.1.0 release. We used to have incremental versioning before 0.1.0.

0.7.0

Features

  • Now raising a violation for every bool non-keyword argument and showing better error message
  • Changes how max-arguments are counted. Now self, cls, and mcs count as real arguments
  • Forbids to use yield inside comprehensions
  • Forbids to have single line triple-quoted string assignments
  • Forbids to have same items in set literals
  • Forbids to subclass BaseException
  • Forbids to use simplifiable if expressions and nodes
  • Forbids to have incorrect nodes in class body
  • Forbids to have methods without any arguments
  • Forbids to have incorrect base classes nodes
  • Enforces consistent __slots__ syntax
  • Forbids to use names with trailing _ without a reason
  • Forbids to use super() with arguments or outside of methods
  • Forbids to have too many except cases
  • Enforces to have an empty line after coding comment
  • Forbids to use too many # noqa comments
  • Forbids to use variables declared as unused
  • Forbids to use redundant else blocks
  • Forbids to use inconsistent return and yield statements
  • Forbids to use multiple return path in try/expect/finally
  • Forbids to use implicit string concatenation
  • Forbids to have useless continue nodes inside the loops
  • Forbids to have useless nodes
  • Forbids to have useless raise statements
  • Adds params and parameters to black-listed names

Bugfixes

  • Fixes a lot of rules that were ignoring Bytes node as constant type
  • Fixes location of the BooleanPositionalArgumentViolation
  • Fixes argument count issue with async functions
  • Fixes WrongConditionalVisitor not detecting tuple as constants
  • Fixes WrongConditionalVisitor not detecting negative numbers as constants
  • Fixes some magic number that were not detected based on their location
  • Fixes error when regular functions named as blacklisted magic methods were forbidden, now we check for methods only
  • Fixes error when strings like U'some' was not triggering unicode violation
  • Fixes error when string like U'some' was not triggering modifier violation

Misc

  • Adds safety and other dependency checks to the CI process
  • Improves tests: now tokenize works differently inside tests
  • Improves tests: now testing more brackets cases aka "magic coverage bug"
  • Improves docs: adds new badge about our code style
  • Refactoring: trying to use astor where possible to simplify the codebase
  • Refactoring: introduces some new transformations
  • Refactoring: now we do not have any magical text casts for violations
  • Improves tests: changes how flake8 is executed, now it is twice as fast
  • Improves docs: now linting conf.py with flake8
  • Improves tests: now we check that ignored violation are raised with noqa
  • Improves docs: we have added a special graph to show our architecure
  • Improves docs: we now have a clean page for checker without extra junk
  • Improves docs: we now have a tutorial for creating new rules
  • Refactoring: moves presets package to the root
  • Improves tests: we now lint our layered architecure with layer-lint

Version 0.6.3

Bugfixes

  • Fixes an issue-450 with dicts with just values and no keys

Version 0.6.2

Bugfixes

  • Fixes a crash with class attributes assignment

Version 0.6.1

Bugfixes

  • Fixes a conflict between our plugin and pyflakes

Version 0.6.0

Features

  • Adds flake8-per-file-ignore plugin dependency
  • Adds default values to the flake8 --help output
  • Adds do as a restricted variable name
  • Forbids multiple assignment targets for context managers
  • Forbids to use incorrect multi-line parameters
  • Forbids to use bool values as positional arguments
  • Forbids to use extra indentation
  • Forbids to use inconsistent brackets
  • Forbids to use multi-line function type annotations
  • Forbids to use uppercase string modifiers
  • Forbids to use assign chains: now we only can use one assign per line
  • Forbids to use assign with unpacking for any nodes except Name
  • Forbids to have duplicate except blocks

Bugfixes

  • Fixes tests failing on windows (@sobolevn hates windows!), but it still fails sometimes
  • Fixes bug when @staticmethod was treated as a module member
  • Fixes bug when some nodes were not checked with TooDeepNestingViolation
  • Fixes bug when it was possible to provide non-unique aliases
  • Fixes incorrect line number for incorrect parameter names
  • Fixes bug when names like __some__value__ were not treated as underscored
  • Fixes bug when assignment to anything rather than name was raising an error

Misc

  • Refactoring: now we fix async nodes offset in a special transformation
  • Improves docs: specifies what transformation is
  • Improves docs: making contributing section in the README more friendly
  • Improves build: changes how CI installs poetry

0.5.1

Bugfixes

  • Fixes all possible errors that happen because of unset parent and function_type properties

0.5.0

Features

  • Breaking: removes --max-conditions and --max-elifs options
  • Breaking: removes --max-offset-blocks
  • Breaking: changes default TooManyConditionsViolation threshold from 3 to 4
  • Breaking: changes TooManyBaseClassesViolation code from 225 to 215
  • Forbids to use lambda inside loops
  • Forbids to use self, cls, and mcs except for first arguments only
  • Forbids to use too many decorators
  • Forbids to have unreachable code
  • Forbids to have statements that have no effect
  • Forbids to have too long names for modules and variables
  • Forbids to have names with unicode for modules and variables
  • Add variable to the blacklisted names
  • Now RedundantLoopElseViolation also checks while loops

Bugfixes

  • Fixes TooManyConditionsViolation to work with any conditions, not just ifs
  • Fixes TooManyConditionsViolation that did not count conditions correctly
  • Fixes TooManyForsInComprehensionViolation to find all comprehension types
  • Fixes TooManyElifsViolation to check module level conditions
  • Fixes TooManyBaseClassesViolation docs location
  • Fixes WrongVariableNameViolation not checking lambda argument names
  • Fixes OffsetVisitor incorrect await handling

Misc

  • Refactoring: moves all complexity checks into complexity/ folder
  • Refactoring: improves how different keyword visitors are coupled
  • Improves docs: we have removed magic comments and code duplication
  • Improves docs: now _pages/ is named just pages/
  • Improves docs: now all violations are sorted correctly
  • Improves tests: now testing different keywords separately
  • Improves tests: now all violations must be contained in test_noqa.py
  • Improves tests: now we also run compile() on all ast examples
  • Improves tests: now we are sure about correct order of violations

0.4.0

Development was focused around better test coverage and providing a better API for tests. We also now covering more cases and testing violation texts.

Features

  • Breaking: removes duplicating module name rules, now we use the same rules for both variables and modules
  • Breaking: removes --min-module-name-length options
  • Breaking: renames --min-variable-name-length into --min-name-length
  • Dependencies: updates flake8 version to 3.6
  • Dependencies: removes pycodestyle pinned version
  • Restrict unicode names

Bugfixes

  • Multiple fixes to error text formats to be more readable
  • Fixes UNDERSCORED_NUMBER_PATTERN to match names like come_22_me
  • Fixes UpperCaseAttributeViolation not being displayed in the docs
  • Fixes consistency checks being duplicated in the docs
  • Fixes UnderscoredNumberNameViolation showing incorrect line number
  • Fixes ProtectedAttributeViolation to respect super() and mcs
  • Fixes ProtectedAttributeViolation to show correct text
  • Fixes BadNumberSuffixViolation to show correct text
  • Fixes TooManyBaseClassesViolation to show correct text
  • Fixes TooManyElifsViolation to show correct text
  • Fixes TooDeepNestingViolation to show correct text
  • Fixes TooManyMethodsViolation to show correct text
  • Fixes ReassigningVariableToItselfViolation to show correct text
  • Renames UnderscoredNumberNameViolation to UnderscoredNumberNameViolation

Misc

  • Refactoring: removed duplicate logic inside logics/filenames.py
  • Improves tests: now testing almost all violations inside noqa.py
  • Improves tests: now testing violations text
  • Improves tests: now all common patters live in related conftest.py
  • Improves docs: now all configuration options are listed in the violations

0.3.0 aka The Hacktoberfest Feast

This release was made possible by awesome people who contributed to the project during #hactoberfest. List of awesome people:

Features

  • Adds flake8-print as a dependency
  • Adds typing-extensions as a dependency
  • Forbids to use quit and exit functions
  • Forbids the comparison of two literals
  • Forbids the incorrect order comparison, enforcing variable to come first
  • Forbids underscores before numbers in names
  • Forbids class level attributes whose name is not in snake_case
  • Forbids comparison of the same variables
  • Forbids inconsistent octal, binary, and hex numbers
  • Forbids too many arguments in lambda functions
  • Forbids extra object in parent classes list
  • Forbids for loops with unused else
  • Forbids variables self reassignment
  • Forbids try with finally without except
  • Forbids if statements with invalid conditionals
  • Forbids opening parenthesis from following keyword without space in between them
  • Forbids the use of more than 2 for loops within a comprehension
  • Forbids variable names with more than one consecutive underscore
  • Restricts the maximum number of base classes aka mixins
  • Forbids importing protected names
  • Forbids using protected methods and attributes
  • Forbids yield inside __init__ method

Bugfixes

  • Fixes that MultipleIfsInComprehensionViolation was not enabled
  • Fixes flaky behaviour of test_module_names test package
  • Fixed TooManyMethodsViolation not displaying line number in output
  • Fixed OffsetVisitor due to python bug

Misc

  • Updates poetry version
  • Refactoring: some general changes, including better names and APIs
  • Improves docs: now we have versionadded for each violation
  • Improves docs: now we explicitly state how some violations might be ignored
  • Improves tests: now we are testing options
  • Improves tests: now we have different tests/ folder structure
  • Improves tests: now we are testing presets
  • Improves tests: now we are using different logic inside assert_errors
  • Improves tests: now testing magic numbers in more situations
  • Improves tests: now testing more situations with empty base classes
  • Improves tests: now testing presets, that they have all the existing visitors
  • Improves tests: now using stricter noqa checks
  • Improves tests: now testing that any name is allowed when using a variable
  • Improves types: now all class attributes are marked as ClassVar
  • Improves types: now we use final to indicate what should not be changed
  • Improves types: now we do not have any ugly import hacks

0.2.0 aka Revenge of the Async

This release was made possible by awesome people who contributed to the project during #hactoberfest. List of awesome people:

Features

  • Now we are counting async function as a module member
  • We now forbid to use credits() builtin function
  • We now check async for and async with nesting level
  • We now check async for and async with variable names
  • We now count async methods as method for classes complexity check
  • We now count async functions as functions for module complexity check
  • We now check async functions names and arguments
  • We now count async functions complexity
  • We now ignore async functions in jones complexity check
  • We now check for nested async functions
  • We now check for async functions with @staticmethod decorator

Misc

  • Improves docs: add usage.rst
  • Improves docs: adds naming convention to the naming.py
  • Improves docs: multiple typos, bugs, and issues fixes
  • Improves tests: now we are testing async comprehensions

Version 0.1.0

Features

  • Breaking: changes violation codes, now they are grouped by meaning

Misc

  • Refactoring: changes how visitors are organized inside the package
  • Improves docs: now we have a glossary
  • Refactoring: refactoring terms that violate our glossary
  • Improves docs: now all error files contain fancy documentation and summary
  • Improves docs: now we have added API reference to the docs
  • Improves docs: adds new plugin development guide

Version 0.0.16

Features

  • Adds flake8-logging-format dependency
  • Adds flake8-type-annotations dependency
  • Adds flake8-breaking-line dependency
  • Removes flake8-super-call dependency
  • Adds PartialFloatViolation
  • Adds MagicNumberViolation
  • Adds WrongDocCommentViolation
  • Adds MAGIC_NUMBERS_WHITELIST constant
  • Changes what variable names are blacklisted, adds false, true, and no

Misc

  • Improves docs: now including docs for --max-condition option
  • Improves docs: adds some new Zen of Python references
  • Improves tests: adds many new examples
  • Improves docs: now each error has its error message displayed in the docs
  • Improves docs: readme is now ready for the release
  • Improves docs: now error pages are split
  • Improves docs: now all flake8 plugin dependencies are documented

Version 0.0.15

Features

  • Adds MultipleIfsInComprehensionViolation
  • Adds TooManyConditionsViolation
  • Adds --max-conditions option

Misc

  • Improves CONTRIBUTING.md
  • Moves issues templates to .github/ folder

Version 0.0.14

Features

  • Adds WrongModuleNamePatternViolation and WrongModuleNameUnderscoresViolation
  • Adds TooManyImportsViolation error and --max-imports option
  • Adds --i-control-code option to ignore InitModuleHasLogicViolation
  • Adds check for underscored numbers
  • Forbids u'' strings
  • Adds noqa and type comments checks

Misc

  • Changes how many errors are generated for limits violations
  • Refactors how visitors are injected into the checker, now using presets
  • Creates new visitor type: BaseTokenVisitor for working with tokenize
  • Improves typing support
  • Adds flake8-bandit plugin
  • Adds flake8-eradicate plugin
  • Adds flake8-print plugin for development
  • Removes delegate concept from the codebase

Version 0.0.13 aka The Jones Complexity

Features

  • Adds jones complexity checker
  • Adds --max-line-complexity and --max-jones-score options

Misc

  • Improves docs: adds detailed installation instructions
  • Removes flake8-blind-except plugin

Version 0.0.12

This is just a supporting release. There are no new features introduced.

We have changed the error codes for general checks.

Bugfixes

Misc

  • Improves docs: now all errors are sorted by code
  • Improves docs: now all errors have reasoning
  • Improves docs: some references are now clickable in web version
  • Improves docs: now docs include CHANGELOG.md
  • Improves docs: now we have templates for bug and rule-request
  • Replaced pytest-isort with flake8-isort

Version 0.0.11

This is just a supporting release. There are no new features introduced.

Bugfixes

Misc

  • Introduced the concept of regression testing, see test/fixtures/regression
  • Removed compat.py
  • Fixes some minor typos, problems, markup inside the docs
  • Adds some new configuration to sphinx
  • Changes sphinx docs structure a little bit

Version 0.0.10 aka The Module Reaper

Features

  • Adds WrongModuleNameViolation, WrongModuleMagicNameViolation, and TooShortModuleNameViolation
  • Adds --min-module-name-length config option
  • Adds a blacklist of module names
  • Adds InitModuleHasLogicsViolation
  • Adds EmptyModuleViolation
  • Adds a whitelist of magic module names

Bugfixes

  • Fixes Option class to have have incorrect type field, now using strings
  • Fixes that WrongStringTokenVisitor was not activated

Misc

  • Improved typing support
  • Now each error has a link to the corresponding constant (if any)
  • Improved docs with links to the corresponding configuration flags

Version 0.0.9

This is just a supporting release. There are no new features introduced.

Bugfixes

  • Fixes Attribute has no 'id' error
  • Fixes missing 'typing_extension' error

Misc

  • Errors are now tested
  • Complexity tests are refactored

Version 0.0.8 aka The Complex Complexity

Features

  • Now all dependencies are direct, they will be installed together with this package
  • Adds direct dependencies, now there's no need to install any extra packages
  • Adds TooDeepNestingViolation and TooManyElifsViolation checks
  • Adds --max-offset-blocks and --max-elifs options
  • Adds TooManyModuleMembersViolation and TooManyMethodsViolation checks
  • Adds --max-module-members and --max-methods options
  • Restricts to use f strings

Bugfixes

  • Removes incorrect generic_visit() calls
  • Removes some unused getattr() calls
  • Refactors how options are registered

Misc

  • Improved type support for options parsing

Version 0.0.7

Features

  • Added new magic methods to the black list
  • We now do not count _ as a variable in TooManyLocals check
  • We now restrict to nest lambdas
  • We now allow to configure the minimal variable's name length via setup.cfg

Misc

  • Refactored how complexity checks are defined
  • Refactored how errors are defined
  • Now each check has strict Raises: policy which lists all possible errors that this check can find and raise
  • Changed how visitors are initialized in tests
  • Tests now cover nested classes' explicit bases
  • Tests now cover nested classes and functions noqa comment

Version 0.0.6

Features

  • We now check import aliases to be different from the original name
  • Default complexity checks' values have changed

Bugfixes

  • ReadTheDocs build is fixed by providing extra dependencies
  • Changed how local variables are counted

Misc

  • Improved typing support
  • Added new documentation sections

Version 0.0.5

Features

  • We now allow generator_stop to be a __future__ import
  • We now restrict dotted raw imports like: import os.path
  • We now check import aliases as regular variable names

Misc

  • We have added a CONTRIBUTING.md file to help new contributors

Version 0.0.4

Features

  • We now check classes to match our styleguide
  • Classes have their own error group Z3
  • Using @staticmethod is now forbidden
  • Declaring object as a base class is now required
  • Now we check that __del__ magic method is not used
  • Variable names async and await are forbidden
  • We now forbid to use __future__ imports
  • We now have a whitelist for __future__ imports
  • Imports are now have its own subgroup Z10
  • General rules now start from Z11

Version 0.0.3

Features

  • We now use Z as the default code for our errors
  • We have shuffled errors around, changing code and formats
  • Now all name errors share the same class
  • Adds PrivateNameViolation
  • Now imports inside any structures rather than Module raises an error
  • Adds file and klass as restricted names
  • Now __import__ is just a bad function name, not a special case
  • Now version is defined in poetry.toml only
  • We now have configuration! And it covers all design errors

Bugfixes

  • Fixes issue with missing parents :batman:
  • Fixes issue with _$NAME patterns being ignored

Version 0.0.2

Features

  • Adds some new blacklisted variables' names
  • Adds docs for each existing error code
  • Adds whitelisted names for nested functions: decorator and factory
  • Adds new blacklisted module's metadata variables
  • Removed BAD_IMPORT_FUNCTIONS variable, now just checking __import__

Testing

  • Add gen-tests that cover most of the issues
  • Removed almost all integration tests, saving just a few of them

Misc

  • Adds poetry as the main project tool
  • Adds shpinx as a documentation tool

Version 0.0.1

  • Initial release