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print("花\r草") # ‘草’会覆盖‘花’ print("Your_\bName") # b -> 键盘上的backspace print(r"\\", "\\") 03-python的基础语法.py: """ python 关键字 缩进->键盘中的空格键->4个空格->tab键 多行语句 python 引号"..." '...' """ python 注释 # python 空格和空行->美化作用,...
In[3]:b=[1,2,3]In[4]:b.<Tab>append()count()insert()reverse()clear()extend()pop()sort()copy()index()remove() 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # 使用Tab补充模块的方法 In[1]:importdatetime In[2]:datetime.<Tab>dateMAXYEARtimedelta datetimeMINYEARtimezone datetime_CA...
np.cos(2*np.pi*t2), color='tab:orange', linestyle='--') plt.show()十、未链接的 MATPLOTL...
缩进可以用Tab键实现,也可以用多个空格实现(一般是4个空格),但两者不能混用。建议采用4个空格方式书写代码。 2.1.2 注释 注释是代码中的辅助性文字,会被编译器或解释器略去,不被计算机执行,一般用于程序员对代码的说明。Python语言中使用“#”表示一行注释的开始。注释可以在一行中任意位置通过“#...
| | split(self, /, sep=None, maxsplit=-1) | Return a list of the sections in the bytes, using sep as the delimiter. | | sep | The delimiter according which to split the bytes. | None (the default value) means split on ASCII whitespace characters | (space, tab, return, newline...
\x0C \r 不要改变这个定义──因为所影响它的方法strip()和split()为被定义 A string containing all characters that are considered whitespace. On most systems this includes the characters space, tab, linefeed, return, formfeed, and vertical tab. Do not change its definition — the effect on ...
two (space or tab separated) integers. Each subsequent line contains a set of space-or-tab-separated 0s and 1s, with 0 representing that a cell is freespace (and therefore navigable) and 1 indicating it is occupied, and therefore cannot be entered or passed through by the robot. For ...
split(' ') ['a'] # but >>> len(''.split()) 0 # isn't the same as >>> len(''.split(' ')) 1💡 Explanation:It might appear at first that the default separator for split is a single space ' ', but as per the docs If sep is not specified or is None, a different ...
con = cx_Oracle.connect('pythonhol/welcome@localhost/orcl')ver = con.version.split(".") print ver con.close() Re-run the script in the command line terminal: python connect.py The output is a "list", which is a Python's name for an array. ...