print详解

 1 """
 2 print(...)
 3     print(value, ..., sep=‘ ‘, end=‘\n‘, file=sys.stdout, flush=False)
 4 
 5     Prints the values to a stream, or to sys.stdout by default.
 6     Optional keyword arguments:
 7     file:  a file-like object (stream); defaults to the current sys.stdout.
 8     sep:   string inserted between values, default a space.
 9     end:   string appended after the last value, default a newline.
10     flush: whether to forcibly flush the stream.
11 
12 """