Rumah > Artikel > pembangunan bahagian belakang > python中怎么查看内置函数

python中怎么查看内置函数

爱喝马黛茶的安东尼asal: 2019-06-25 16:44:175272semak imbas

内置函数，一般都是因为使用频率比较频繁或是是元操作，所以通过内置函数的形式提供出来，通过对python的内置函数分类分析可以看出来：基本的数据操作基本都是一些数学运算（当然除了加减乘除）、逻辑操作、集合操作、基本IO操作，然后就是对于语言自身的反射操作，还有就是字符串操作，也是比较常用的，尤其需要注意的是反射操作。

python中怎么查看内置函数

Python解释器内置了很多函数和类型，您可以在任何时候使用它们。以下按字母表顺序列出它们。

1561451822(1).png

经常调用的时候不知道python当前版本的内置函数是哪些，可以用下面的指令查看：

相关推荐：《Python视频教程》

C:\Users\Administrator>python
Python 2.7.11 (v2.7.11:6d1b6a68f775, Dec  5 2015, 20:32:19) [MSC v.1500 32 bit (
Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import sys
>>> dir(sys.modules[&#39;__builtin__&#39;])
[&#39;ArithmeticError&#39;, &#39;AssertionError&#39;, &#39;AttributeError&#39;, &#39;BaseException&#39;, &#39;BufferError&#39;, &#39;BytesWarning&#39;,
 &#39;DeprecationWarning&#39;, &#39;EOFError&#39;, &#39;Ellipsis&#39;, &#39;EnvironmentError&#39;, &#39;Exception&#39;, &#39;False&#39;, &#39;FloatingPointError&#39;,
 &#39;FutureWarning&#39;, &#39;GeneratorExit&#39;, &#39;IOError&#39;, &#39;ImportError&#39;, &#39;ImportWarning&#39;, &#39;IndentationError&#39;, &#39;IndexError&#39;,
 &#39;KeyError&#39;, &#39;KeyboardInterrupt&#39;, &#39;LookupError&#39;, &#39;MemoryError&#39;, &#39;NameError&#39;,&#39;None&#39;, &#39;NotImplemented&#39;,
 &#39;NotImplementedError&#39;, &#39;OSError&#39;, &#39;OverflowError&#39;, &#39;PendingDeprecationWarning&#39;, &#39;ReferenceError&#39;, &#39;RuntimeError&#39;,
 &#39;RuntimeWarning&#39;, &#39;StandardError&#39;, &#39;StopIteration&#39;, &#39;SyntaxError&#39;, &#39;SyntaxWarning&#39;, &#39;SystemError&#39;,&#39;SystemExit&#39;, 
 &#39;TabError&#39;, &#39;True&#39;, &#39;TypeError&#39;, &#39;UnboundLocalError&#39;, &#39;UnicodeDecodeError&#39;, &#39;UnicodeEncodeError&#39;, &#39;UnicodeError&#39;,
 &#39;UnicodeTranslateError&#39;, &#39;UnicodeWarning&#39;, &#39;UserWarning&#39;, &#39;ValueError&#39;, &#39;Warning&#39;, &#39;WindowsError&#39;,
 &#39;ZeroDivisionError&#39;, &#39;__debug__&#39;, &#39;__doc__&#39;, &#39;__import__&#39;, &#39;__name__&#39;, &#39;__package__&#39;, &#39;abs&#39;,&#39;all&#39;, &#39;any&#39;, 
 &#39;apply&#39;, &#39;basestring&#39;, &#39;bin&#39;, &#39;bool&#39;, &#39;buffer&#39;, &#39;bytearray&#39;, &#39;bytes&#39;, &#39;callable&#39;, &#39;chr&#39;, &#39;classmethod&#39;, &#39;cmp&#39;,
 &#39;coerce&#39;, &#39;compile&#39;, &#39;complex&#39;, &#39;copyright&#39;, &#39;credits&#39;, &#39;delattr&#39;, &#39;dict&#39;, &#39;dir&#39;, &#39;divmod&#39;, &#39;enumerate&#39;,
 &#39;eval&#39;, &#39;execfile&#39;, &#39;exit&#39;, &#39;file&#39;, &#39;filter&#39;, &#39;float&#39;, &#39;format&#39;, &#39;frozenset&#39;, &#39;getattr&#39;, &#39;globals&#39;,
 &#39;hasattr&#39;, &#39;hash&#39;, &#39;help&#39;, &#39;hex&#39;, &#39;id&#39;, &#39;input&#39;, &#39;int&#39;, &#39;intern&#39;, &#39;isinstance&#39;, &#39;issubclass&#39;, &#39;iter&#39;,
 &#39;len&#39;, &#39;license&#39;, &#39;list&#39;, &#39;locals&#39;, &#39;long&#39;, &#39;map&#39;, &#39;max&#39;, &#39;memoryview&#39;, &#39;min&#39;, &#39;next&#39;, &#39;object&#39;, &#39;oct&#39;,
 &#39;open&#39;, &#39;ord&#39;, &#39;pow&#39;, &#39;print&#39;, &#39;property&#39;, &#39;quit&#39;, &#39;range&#39;, &#39;raw_input&#39;, &#39;reduce&#39;, &#39;reload&#39;, &#39;repr&#39;,
 &#39;reversed&#39;, &#39;round&#39;, &#39;set&#39;, &#39;setattr&#39;, &#39;slice&#39;, &#39;sorted&#39;, &#39;staticmethod&#39;, &#39;str&#39;, &#39;sum&#39;, &#39;super&#39;, &#39;tuple&#39;,
 &#39;type&#39;, &#39;unichr&#39;, &#39;unicode&#39;, &#39;vars&#39;, &#39;xrange&#39;, &#39;zip&#39;]

Atas ialah kandungan terperinci python中怎么查看内置函数. Untuk maklumat lanjut, sila ikut artikel berkaitan lain di laman web China PHP!

Python 字符串

Kenyataan：

Kandungan artikel ini disumbangkan secara sukarela oleh netizen, dan hak cipta adalah milik pengarang asal. Laman web ini tidak memikul tanggungjawab undang-undang yang sepadan. Jika anda menemui sebarang kandungan yang disyaki plagiarisme atau pelanggaran, sila hubungi admin@php.cn

Artikel sebelumnya：python怎么单步调试Artikel seterusnya：python开发工程师是做什么的

Artikel berkaitan

Lihat lagi