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Python 技術手冊 第三版
book

Python 技術手冊 第三版

by lex Martelli, Anna Martelli Ravenscroft, Steve Holden
January 2018
Intermediate to advanced content levelIntermediate to advanced
856 pages
17h 17m
Chinese
GoTop Information, Inc.
Content preview from Python 技術手冊 第三版
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24 章 擴充與內嵌標準型的 Python
PyObject_GetIter PyObject* PyObject_GetIter(PyObject* x)
回傳
x
上的一個迭代器,就像
iter(x)
PyObject_HasAttrString int PyObject_HasAttrString(PyObject* x,char* name)
如果
x
有屬性
name
,就回傳 true,就像
hasattr(x,name)
PyObject_IsTrue int PyObject_IsTrue(PyObject* x)
如果對Python 說,
x
true,就回傳true,就像
bool(x)
PyObject_Length int PyObject_Length(PyObject* x)
回傳
x
的長度,就像
len(x)
PyObject_Repr PyObject* PyObject_Repr(PyObject* x)
回傳
x
詳細的字串表示值(string representation),就像
repr(x)
PyObject_RichCompare PyObject* PyObject_RichCompare(PyObject* x,
PyObject* y,int op)
x
y
之間進行
op
所指示的比較,並回傳結果作為
一個 Python 件。
op
可以是
Py_EQ
Py_NE
Py_LT
Py_
LE
Py_GT
Py_GE
,對應Python 的比較
x==y
x!=y ...
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Publisher Resources

ISBN: 9789864766819