Numpy size() funkcija | Python
Programmā Python funkcija numpy.size() uzskaita elementu skaitu pa doto asi.
Sintakse: numpy.size(arr, axis=nav)
Parametri:
arr: [array_like] Ievades dati.
ass: [int, neobligāti] Asis (x, y, z), pa kuru tiek skaitīti elementi (rindas vai kolonnas). Pēc noklusējuma norādiet kopējo elementu skaitu masīvā
Atgriež: [int] Atgriež elementu skaitu pa doto asi.
Kods #1:
Python3
# Python program explaining> # numpy.size() method> # importing numpy> import> numpy as np> # Making a random array> arr> => np.array([[> 1> ,> 2> ,> 3> ,> 4> ], [> 5> ,> 6> ,> 7> ,> 8> ]])> # By default, give the total number of elements.> print> (np.size(arr))> |
Izvade:
8
Kods #2:
Python3
# Python program explaining> # numpy.size() method> # importing numpy> import> numpy as np> # Making a random array> arr> => np.array([[> 1> ,> 2> ,> 3> ,> 4> ], [> 5> ,> 6> ,> 7> ,> 8> ]])> # count the number of elements along the axis.> # Here rows and columns are being treated> # as elements> #gives no. of rows along x-axis> print> (np.size(arr,> 0> ))> #gives no. of columns along y-axis> print> (np.size(arr,> 1> ))> |
Izvade:
2 4
