Python's tile function

1. Definition and description of functions

The tile function is in the Python module numpy.lib.shape_base, and the function repeats an array. For example, Tile (a,n), the function is to repeat the array a n times to form a new array.
2. Example of function operation

(1) First to introduce all the methods under NumPy

(2) We create a, use tile to create B, look at the data structure of B

(3) If we enter a tuple, we will get the same result, with the same b

(4) Of course, we want a to become a two-dimensional array, it is necessary to change the way of repetition.

Python's tile function