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How to use visit_classdef method in Kiwi

Best Python code snippet using Kiwi_python

test_checkers.py

Source:test_checkers.py

...16                args=('assertTrue(x) or assertIs(x, True)', 'assertEqual(x, True)'),17                node=assert_node,18            ),19        ):20            self.checker.visit_classdef(class_node)21            self.checker.visit_call(assert_node)22            self.checker.leave_classdef(class_node)23    def test_assertEqual_false(self):24        class_node, assert_node = astroid.extract_node("""25        import unittest26        class Tests(unittest.TestCase): #@27            def test_foo():28                self.assertEqual(a, False) #@29        """)30        with self.assertAddsMessages(31            pylint.testutils.Message(32                msg_id='wrong-assert',33                args=('assertFalse(x) or assertIs(x, False)', 'assertEqual(x, False)',),34                node=assert_node,35            ),36        ):37            self.checker.visit_classdef(class_node)38            self.checker.visit_call(assert_node)39            self.checker.leave_classdef(class_node)40    def test_assertEqual_none(self):41        class_node, assert_node = astroid.extract_node("""42        import unittest43        class Tests(unittest.TestCase): #@44            def test_foo():45                self.assertEqual(a, None) #@46        """)47        with self.assertAddsMessages(48            pylint.testutils.Message(49                msg_id='wrong-assert',50                args=('assertIsNone(x)', 'assertEqual(x, None)',),51                node=assert_node,52            ),53        ):54            self.checker.visit_classdef(class_node)55            self.checker.visit_call(assert_node)56            self.checker.leave_classdef(class_node)57    def test_assertIs_none(self):58        class_node, assert_node = astroid.extract_node("""59        import unittest60        class Tests(unittest.TestCase): #@61            def test_foo():62                self.assertIs(a, None) #@63        """)64        with self.assertAddsMessages(65            pylint.testutils.Message(66                msg_id='wrong-assert',67                args=('assertIsNone(x)', 'assertEqual(x, None)'),68                node=assert_node,69            ),70        ):71            self.checker.visit_classdef(class_node)72            self.checker.visit_call(assert_node)73            self.checker.leave_classdef(class_node)74    def test_works_with_TestCase_subclasses(self):75        class_node, assert_node = astroid.extract_node("""76        import unittest77        class BaseTestCase(unittest.TestCase):78            pass79        class Tests(BaseTestCase): #@80            def test_foo():81                self.assertEqual(a, True) #@82        """)83        with self.assertAddsMessages(84            pylint.testutils.Message(85                msg_id='wrong-assert',86                args=('assertTrue(x) or assertIs(x, True)', 'assertEqual(x, True)'),87                node=assert_node,88            ),89        ):90            self.checker.visit_classdef(class_node)91            self.checker.visit_call(assert_node)92            self.checker.leave_classdef(class_node)93    def test_ignores_non_TestCase_subclasses(self):94        class_node, assert_node = astroid.extract_node("""95        class Tests(object): #@96            def test_foo():97                self.assertEqual(a, True) #@98        """)99        with self.assertNoMessages():100            self.checker.visit_classdef(class_node)101            self.checker.visit_call(assert_node)102            self.checker.leave_classdef(class_node)103    def test_deprecated_alias(self):104        class_node, assert_node = astroid.extract_node("""105        import unittest106        class Tests(unittest.TestCase): #@107            def test_foo():108                self.failIfEqual(a, None) #@109        """)110        with self.assertAddsMessages(111            pylint.testutils.Message(112                msg_id='deprecated-unittest-alias',113                args=('failIfEqual', 'assertNotEqual'),114                node=assert_node,115            ),116        ):117            self.checker.visit_classdef(class_node)118            self.checker.visit_call(assert_node)119            self.checker.leave_classdef(class_node)120    def test_isinstance(self):121        class_node, assert_node = astroid.extract_node("""122        import unittest123        class Tests(unittest.TestCase): #@124            def test_foo():125                self.assertTrue(isinstance(a, Class)) #@126        """)127        with self.assertAddsMessages(128            pylint.testutils.Message(129                msg_id='wrong-assert',130                args=('assertIsInstance(x, Class)', 'assertTrue(isinstance(x, Class))'),131                node=assert_node,132            ),133        ):134            self.checker.visit_classdef(class_node)135            self.checker.visit_call(assert_node)136            self.checker.leave_classdef(class_node)137    def test_isinstance_does_not_fail_with_other_expression(self):138        class_node, assert_node = astroid.extract_node("""139        import unittest140        class Tests(unittest.TestCase): #@141            def test_foo():142                form = Form()143                self.assertTrue(form.is_valid()) #@144        """)145        with self.assertNoMessages():146            self.checker.visit_classdef(class_node)147            self.checker.visit_call(assert_node)148            self.checker.leave_classdef(class_node)149    def test_isnotinstance(self):150        class_node, assert_node = astroid.extract_node("""151        import unittest152        class Tests(unittest.TestCase): #@153            def test_foo():154                self.assertFalse(isinstance(a, Class)) #@155        """)156        with self.assertAddsMessages(157            pylint.testutils.Message(158                msg_id='wrong-assert',159                args=('assertIsNotInstance(x, Class)', 'assertFalse(isinstance(x, Class))'),160                node=assert_node,161            ),162        ):163            self.checker.visit_classdef(class_node)164            self.checker.visit_call(assert_node)...

handle_by_tree.py

Source:handle_by_tree.py

1import re 2import ast 3import inspect 4from pathlib import Path 5 6class HandleFileByTree:7    def __init__(self, filename):8        self.filename = Path(filename)9        self.functions, self.classes = self.get_members() 10    def get_members(self):11        with open(self.filename, 'r') as module:12            self.node = ast.parse(module.read())13        functions = [n for n in self.node.body if isinstance(n, ast.FunctionDef)]14        classes   = [n for n in self.node.body if isinstance(n, ast.ClassDef)] 15        return functions, classes 16class ClassAttributeVisitor:17    def __init__(self, class_node):18        self.class_attrs = self.visit_ClassDef(class_node)19    def visit_ClassDef(self, node):20        lst = []21        body = node.body 22        for statement in body:23            if isinstance(statement, ast.Assign):24               if len(statement.targets) == 1:25                   value = statement.value26                   value = self._check_type(value)27                   lst.append((statement.targets[0].id, value))28        return lst29    30    def _check_type(self, value):31        if isinstance(value, ast.Call):32            if isinstance(value.func, ast.Attribute):33                value = value.func.attr34            elif isinstance(value.func, ast.Name):35                value = value.func.id36        elif isinstance(value, ast.List):37            value = [e.s for e in value.elts]38        elif isinstance(value, ast.Constant):39            value = value.s40        elif isinstance(value, ast.Name):41            value = value.id42        return value43if __name__ == '__main__':44    f = ast.parse(open('D:\\Software Structure Generator\\test_files\\app\\api\\models.py', 'r').read())45    # print(dir(ast.Call))46    class_def = [n for n in f.body if isinstance(n, ast.ClassDef)]47    print(ClassAttributeVisitor().visit_ClassDef(class_def[0]))48  49        ...

django_rest_framework.py

Source:django_rest_framework.py

1from astroid.nodes import Class2from pylint.checkers.base import DocStringChecker3from pylint.checkers.classes import ClassChecker4from pylint.checkers.design_analysis import MisdesignChecker5from pylint.checkers.newstyle import NewStyleConflictChecker6from pylint_django.utils import node_is_subclass7from pylint_plugin_utils import suppress_message8def is_class(class_name):9    """Shortcut for node_is_subclass."""10    return lambda node: node_is_subclass(node, class_name)11def is_model_meta_subclass(node):12    """Checks that node is derivative of Meta class."""13    if node.name != 'Meta' or not isinstance(node.parent, Class):14        return False15    parents = ('rest_framework.views.APIView',16               'django_filters.filterset.FilterSet',17               'rest_framework.serializers.ModelSerializer')18    return any([node_is_subclass(node.parent, parent) for parent in parents])19def apply_augmentations(linter):20    # Suppress the no __init__ method message21    for clazz in ["django_filters.filterset.FilterSet"]:22        suppress_message(linter, ClassChecker.visit_classdef, 'W0232', is_class(clazz))23    suppress_message(linter, DocStringChecker.visit_classdef, 'C0111', is_class('django_filters.filterset.FilterSet'))24    # Meta25    suppress_message(linter, DocStringChecker.visit_classdef, 'C0111', is_model_meta_subclass)26    suppress_message(linter, NewStyleConflictChecker.visit_classdef, 'C1001', is_model_meta_subclass)27    suppress_message(linter, ClassChecker.visit_classdef, 'W0232', is_model_meta_subclass)...

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