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python with matlab, undefined variable py?

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Hy! I am trying to use a python script on matlab. I have a python version 2.7 on 64 bit and matlab 2018b. After selecting the wished pyversion C:---python.exe and selecting the script it works ones.Then I have the error message :undefined py or class..
Can someone please help?
Thanks, Natascha
>> pyversion C:\ProgramData\Anaconda2\pkgs\python-2.7.15-he216670_0\python.exe
===== testing package: python-2.7.15-he216670_0 =====
('Python version:', '2.7.15')
('max unicode:', 65535)
('architecture:', ('64bit', 'WindowsPE'))
('sys.version:', '2.7.15 |Anaconda, Inc.| (default, May 1 2018, 18:37:09) [MSC v.1500 64 bit (AMD64)]')
('platform.machine():', 'AMD64')
('DEBUG:', 0)
('TK_VERSION:', '8.5')
('TCL_VERSION:', '8.5')
('OPENSSL_VERSION:', 'OpenSSL 1.0.2o 27 Mar 2018')
'May 1 2018 18:37:09',
'MSC v.1500 64 bit (AMD64)')
===== python-2.7.15-he216670_0 OK =====
Undefined variable "py" or class "".
My first simple Python script!
Undefined variable "py" or class "".
Undefined variable "py" or class "".
Undefined variable "py" or class "".

Answers (1)

Cedric on 18 Mar 2019
Edited: Cedric on 18 Mar 2019
and update the post with the outcome of your tests if it doesn't solve the problem.
  1 Comment
Natascha D'Amico
Natascha D'Amico on 9 Apr 2019
thank you very much! I realized that I was opening a script but python opens only modules ! (?)

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