Erez Shinan
8 years ago
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README.md
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| Lark is a modern general-purpose parsing library for Python. | Lark is a modern general-purpose parsing library for Python. | ||||
| Lark focuses on simplicity and power. It lets you choose between two parsing algorithms: | |||||
| Lark focuses on simplicity, power, and speed. It lets you choose between two parsing algorithms: | |||||
| - Earley : Parses all context-free grammars (even ambiguous ones)! It is the default. | - Earley : Parses all context-free grammars (even ambiguous ones)! It is the default. | ||||
| - LALR(1): Only LR grammars. Outperforms PLY and most if not all other pure-python parsing libraries. | |||||
| - LALR(1): Only LR grammars. Outperforms PLY and most (if not all) other pure-python parsing libraries. | |||||
| Both algorithms are written in Python and can be used interchangably with the same grammar (aside for algorithmic restrictions). See "Comparison to other parsers" for more details. | Both algorithms are written in Python and can be used interchangably with the same grammar (aside for algorithmic restrictions). See "Comparison to other parsers" for more details. | ||||
| @@ -71,6 +71,7 @@ These features are planned to be implemented in the near future: | |||||
| - Grammar composition (in cases that the tokens can reliably signify a grammar change) | - Grammar composition (in cases that the tokens can reliably signify a grammar change) | ||||
| - Parser generator - create a small parser, indepdendent of Lark, to embed in your project. | - Parser generator - create a small parser, indepdendent of Lark, to embed in your project. | ||||
| - Optimizations in both the parsers and the lexer | |||||
| ## Comparison to other parsers | ## Comparison to other parsers | ||||