Nunpy is the library of scientific computing, is a powerful ndarray n-dimensional array object, is broadcast functions, is the Scipy, pandas, the basis of
. Sharp: the size of each dimension (2, 6)

An array of dimension transformation

The type of array transformation

An array of computing

CSV file access to data
CSV only stores a peacekeeping two-dimensional array

Numpy random children library

Numpy statistical function

Numpy gradient function

Image representation and transformation of
PIL, Python image library library