词法分析器由三个文件构成，分别是scanner_token.py、scannerprocess.py和testscanner.py scanner_token.py文件中给出了token的定义和可能出现的所有token类型，对于一些特殊token 类型，如sin, cos等，使用numpy对应的矩阵运算方法进行构造。 scannerprocess.py主要实现词法分析过程，其 ...

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