how to convert array of array to array in python code example

Example 1: converting list of arrays with same size to single array python

LIST=[[array([1, 2, 3, 4, 5]), array([1, 2, 3, 4, 5],[1,2,3,4,5])]
numpy.concatenate( LIST, axis=0 )

Example 2: converting list of arrays with same size to single array python

LIST=[]
numpy.concatenate( LIST, axis=0 )