mcp-server-semgrep/semgrep-rules/python/lang/maintainability/useless-assign-keyed.yaml

MCP Server for Semgrep Integration - static code analysis with AI

rules:
  - id: useless-assignment-keyed
    message: key `$Y` in `$X` is assigned twice; the first assignment is useless
    languages: [python]
    severity: INFO
    pattern-either:
      - pattern: |
          $X[$Y] = ...
          $X[$Y] = ...
      - pattern: |
          $X[$Y][$Z] = ...
          $X[$Y][$Z] = ...
    metadata:
      category: maintainability
      technology:
        - python