mcp-server-semgrep/semgrep-rules/python/lang/compatibility/python37.yaml

MCP Server for Semgrep Integration - static code analysis with AI

rules:
  - id: python37-compatibility-importlib
    pattern: importlib.source_hash()
    message:
      source_hash' is only available on Python 3.7+. This does not work in lower versions, and therefore is not backwards
      compatible. Instead, use another hash function.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-importlib2
    pattern: import importlib.resources
    message:
      Found 'importlib.resources', which is a module only available on Python 3.7+. This does not work in lower versions,
      and therefore is not backwards compatible. Use importlib_resources instead for older Python versions.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-httpconn
    pattern: http.client.HTTPConnection(blocksize=$X,...)
    message:
      Found usage of the 'blocksize' argument in a HTTPConnection call. This is only available on Python 3.7+ and is
      therefore not backwards compatible. Remove this in order for this code to work in Python 3.6 and below.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-httpsconn
    pattern: http.client.HTTPSConnection(blocksize=$X,...)
    message:
      Found usage of the 'blocksize' argument in a HTTPSConnection call. This is only available on Python 3.7+ and is
      therefore not backwards compatible. Remove this in order for this code to work in Python 3.6 and below.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-importlib3
    pattern: import importlib.abc.ResourceReader
    message:
      Found usage of 'importlib.abc.ResourceReader'. This module is only available on Python 3.7+ and is therefore not
      backwards compatible. Instead, use another loader.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-textiowrapper
    pattern: TextIOWrapper.reconfigure(...)
    message:
      Found usage of 'importlib.abc.ResourceReader'. This module is only available on Python 3.7+ and is therefore not
      backwards compatible. Instead, use another loader.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-ipv6network1
    pattern: ipaddress.IPv6Network.subnet_of($X)
    message:
      IPv6Network.subnet_of is only available on Python 3.7+ and is therefore not backwards compatible. Instead, check
      if the subnet is in 'subnets'.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-ipv6network2
    pattern: ipaddress.IPv6Network.supernet_of($X)
    message:
      IPv6Network.supernet_of is only available on Python 3.7+ and is therefore not backwards compatible. Instead, check
      if the supernet is in 'supernet'.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-ipv4network1
    pattern: ipaddress.IPv4Network.subnet_of($X)
    message:
      IPv4Network.subnet_of is only available on Python 3.7+ and is therefore not backwards compatible. Instead, check
      if the subnet is in 'subnets'.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-ipv4network2
    pattern: ipaddress.IPv4Network.supernet_of($X)
    message:
      IPv4Network.supernet_of is only available on Python 3.7+ and is therefore not backwards compatible. Instead, check
      if the supernet is in 'supernet'.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-locale1
    pattern: locale.format_string(monetary=$X, ...)
    message:
      Found usage of the 'monetary' argument in a function call of 'locale.format_string'. This is only available on
      Python 3.7+ and is therefore not backwards compatible. Instead, remove the 'monetary' argument.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-math1
    pattern: math.remainder($X, $Y)
    message:
      math.remainder is only available on Python 3.7+ and is therefore not backwards compatible. Instead, use math.fmod()
      or calculate $X - n* $Y.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-multiprocess1
    pattern: multiprocessing.Process.close()
    message:
      multiprocessing.Process.close() is only available on Python 3.7+ and is therefore not backwards compatible. Instead,
      use join().
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-multiprocess2
    pattern: multiprocessing.Process.kill()
    message:
      multiprocessing.Process.kill() is only available on Python 3.7+ and is therefore not backwards compatible. Instead,
      use terminate().
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-os1
    pattern: os.preadv(...)
    message:
      os.preadv() is only available on Python 3.7+ and is therefore not backwards compatible. Instead, use a combination
      of os.readv() and os.pread().
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-os2-ok2
    patterns:
      - pattern-not-inside: |
          if hasattr(os, 'pwritev'):
              ...
      - pattern: os.pwritev(...)
    message:
      os.pwritev() is only available on Python 3.3+ and is therefore not backwards compatible. Instead, use a combination
      of pwrite() and writev().
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python
  - id: python37-compatibility-pdb
    pattern: pdb.set_trace(header=$X, ...)
    message:
      pdb.set_trace() with the header argument is only available on Python 3.7+ and is therefore not backwards compatible.
      Instead, use set_trace() without the header argument.
    languages: [python]
    severity: ERROR
    metadata:
      category: compatibility
      technology:
        - python