Cannot import python libraries in Matlab

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Danilo Menegatti
Danilo Menegatti il 18 Nov 2020
Commentato: David Håkansson il 23 Ago 2021
I'm currently using Matlab R2020a with Python 3.8 which is seen by Matlab as the following code shows:
pe = pyenv;
pe.Version
ans =
"3.8"
My problem consits in importing python libraries. As the textwrap example shows, I tried to import the libraries in the following way:
tf = py.importlib.import_module('tensorflow')
keras = py.importlib.import_module('tensorflow.keras')
py.importlib.import_module('keras.models.load_model')
K = py.importlib.import_module('keras.backend')
np = py.importlib.import_module('numpy')
py.importlib.import_module('numpy.array')
py.importlib.import_module('numpy.hstack')
py.importlib.import_module('numpy.backend')
The problem is that I get the same error for all of them. For simplicity I share only the error related to the first module:
Error using <frozen importlib>_find_and_load_unlocked
(line 973)
Python Error: ModuleNotFoundError: No module named
'tensorflow'
Error in <frozen importlib>_find_and_load (line 991)
Error in <frozen importlib>_gcd_import (line 1014)
Error in __init__>import_module (line 127)
I even tried to import the libraries in the following way:
import py.numpy
But it does not work. What is my mistake?
  2 Commenti
Abdelwahab Afifi
Abdelwahab Afifi il 14 Feb 2021
Modificato: Abdelwahab Afifi il 14 Feb 2021
The same problem here. have you find the solution ?!
David Håkansson
David Håkansson il 23 Ago 2021
Verify that the libraries are in the python sys.path with:
py.sys.path
If not, you can add the library reference with something like this, (for me working on Linux atleast):
P = py.sys.path
insert(P, int32(0), "/homes/David/PycharmProjects");

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Risposte (1)

Kunal Kumar
Kunal Kumar il 19 Nov 2020
I understand that you are trying import python libraries inside MATLAB.
Please refer to the Understanding Python and MATLAB import Commands documentation for more details.
  1 Commento
Tom Sutherland
Tom Sutherland il 4 Feb 2021
I have the same issue and that reference does not help solve the problem

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