saving dependency work

2022-12-10 21:17:54 -06:00
parent bf923c3406
commit c2c19e5382
5636 changed files with 666283 additions and 8587 deletions
@@ -0,0 +1,73 @@
+# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+# For details: https://github.com/PyCQA/pylint/blob/main/LICENSE
+# Copyright (c) https://github.com/PyCQA/pylint/blob/main/CONTRIBUTORS.txt
+
+"""Looks for try/except statements with too much code in the try clause."""
+
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from astroid import nodes
+
+from pylint import checkers
+
+if TYPE_CHECKING:
+    from pylint.lint import PyLinter
+
+
+class BroadTryClauseChecker(checkers.BaseChecker):
+    """Checks for try clauses with too many lines.
+
+    According to PEP 8, ``try`` clauses shall contain the absolute minimum
+    amount of code. This checker enforces a maximum number of statements within
+    ``try`` clauses.
+    """
+
+    # configuration section name
+    name = "broad_try_clause"
+    msgs = {
+        "W0717": (
+            "%s",
+            "too-many-try-statements",
+            "Try clause contains too many statements.",
+        )
+    }
+
+    options = (
+        (
+            "max-try-statements",
+            {
+                "default": 1,
+                "type": "int",
+                "metavar": "<int>",
+                "help": "Maximum number of statements allowed in a try clause",
+            },
+        ),
+    )
+
+    def _count_statements(self, try_node: nodes.TryExcept | nodes.TryFinally) -> int:
+        statement_count = len(try_node.body)
+
+        for body_node in try_node.body:
+            if isinstance(body_node, (nodes.For, nodes.If, nodes.While, nodes.With)):
+                statement_count += self._count_statements(body_node)
+
+        return statement_count
+
+    def visit_tryexcept(self, node: nodes.TryExcept | nodes.TryFinally) -> None:
+        try_clause_statements = self._count_statements(node)
+        if try_clause_statements > self.linter.config.max_try_statements:
+            msg = (
+                f"try clause contains {try_clause_statements} statements, expected at"
+                f" most {self.linter.config.max_try_statements}"
+            )
+            self.add_message(
+                "too-many-try-statements", node.lineno, node=node, args=msg
+            )
+
+    visit_tryfinally = visit_tryexcept
+
+
+def register(linter: PyLinter) -> None:
+    linter.register_checker(BroadTryClauseChecker(linter))