print([object,...] [,seo = ‘ ’] [, end = '\n'] [, file = sys.stdout])
sep:It means what character string is used to separate the output variables. If it is the default, the default is a space. It
end:means that it ends with a certain string, and the default is a new line.
file:Specifies the text object file to be transmitted, or other similar standard stream file; sys.stdout default
format string %d %s %(value; value);
wherein %4drepresents the output result is four strings, such as the four output string is not a space Placeholder.
%04dIt means that the output result is 4 character strings, if there are not enough 4 character strings, 0 is used to occupy the place.
for example:
input( prompt )
The prompt message prompt is displayed. It is the content entered by the user.
input( )The return value of the function is a string type, which can be int（）replaced with an integer type through the function.
