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lark-parser

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lark-parser

a modern parsing library

0.12.0
99

Supply Chain Security

100

Vulnerability

77

Quality

100

Maintenance

100

License

Uses eval

Supply chain risk

Package uses dynamic code execution (e.g., eval()), which is a dangerous practice. This can prevent the code from running in certain environments and increases the risk that the code may contain exploits or malicious behavior.

Found 1 instance in 1 package

Maintainers
1

Lark is a modern general-purpose parsing library for Python.

With Lark, you can parse any context-free grammar, efficiently, with very little code.

Main Features:

  • Builds a parse-tree (AST) automagically, based on the structure of the grammar
  • Earley parser
    • Can parse all context-free grammars
    • Full support for ambiguous grammars
  • LALR(1) parser
    • Fast and light, competitive with PLY
    • Can generate a stand-alone parser
  • CYK parser, for highly ambiguous grammars
  • EBNF grammar
  • Unicode fully supported
  • Python 2 & 3 compatible
  • Automatic line & column tracking
  • Standard library of terminals (strings, numbers, names, etc.)
  • Import grammars from Nearley.js
  • Extensive test suite
  • And much more!

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