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  • Python查看帮助---help函数

    查看所有的关键字:help("keywords")


    查看所有的modules:help("modules")


    单看所有的modules中包含指定字符串的modules: help("modules yourstr")


    查看中常见的topics: help("topics")

    >>> help("topics")
    
    Here is a list of available topics.  Enter any topic name to get more help.
    
    ASSERTION           DEBUGGING           LITERALS            SEQUENCEMETHODS2
    ASSIGNMENT          DELETION            LOOPING             SEQUENCES
    ATTRIBUTEMETHODS    DICTIONARIES        MAPPINGMETHODS      SHIFTING
    ATTRIBUTES          DICTIONARYLITERALS  MAPPINGS            SLICINGS
    AUGMENTEDASSIGNMENT DYNAMICFEATURES     METHODS             SPECIALATTRIBUTES
    BACKQUOTES          ELLIPSIS            MODULES             SPECIALIDENTIFIERS
    BASICMETHODS        EXCEPTIONS          NAMESPACES          SPECIALMETHODS
    BINARY              EXECUTION           NONE                STRINGMETHODS
    BITWISE             EXPRESSIONS         NUMBERMETHODS       STRINGS
    BOOLEAN             FILES               NUMBERS             SUBSCRIPTS
    CALLABLEMETHODS     FLOAT               OBJECTS             TRACEBACKS
    CALLS               FORMATTING          OPERATORS           TRUTHVALUE
    CLASSES             FRAMEOBJECTS        PACKAGES            TUPLELITERALS
    CODEOBJECTS         FRAMES              POWER               TUPLES
    COERCIONS           FUNCTIONS           PRECEDENCE          TYPEOBJECTS
    COMPARISON          IDENTIFIERS         PRINTING            TYPES
    COMPLEX             IMPORTING           PRIVATENAMES        UNARY
    CONDITIONAL         INTEGER             RETURNING           UNICODE
    CONTEXTMANAGERS     LISTLITERALS        SCOPING             
    CONVERSIONS         LISTS               SEQUENCEMETHODS1 
    

     

    例如想要查看CALLS主题的帮助,则:help("CALLS")


    查看标准库中的module:import os.path + help("os.path")
    查看内置的类型:help("list")
    查看类型的成员方法:help("str.find") 
    查看内置函数:help("open")

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  • 原文地址:https://www.cnblogs.com/liyuzhao/p/4055056.html
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