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I have been running Anaconda python for several years on my iMac. I'm using it mostly for numerical calculation so I use numpy in most of my scripts. Recently it seems to have quit working. I updated Anaconda and ran conda install numpy. However when I try to run simple codes using numpy I get error messages and the code ends. To get to the basics, I ran my Hello_World.py program and it ran fine.

print ("Hello World")
x = 0
print(np.cos(x))

Next I added 1 line and changed print(x) to print(cos(x)) so that code reads:

 import numpy as np
 print ("Hello World")
 x = 0
 print(np.cos(x))

These are the only changes but now I get the following error messages:

Traceback (most recent call last): File "hello_World.py", line 1, in import numpy as py File "/Users/johnhanly/opt/anaconda3/lib/python3.8/site-packages/numpy/init.py", line 152, in from . import random File "/Users/johnhanly/opt/anaconda3/lib/python3.8/site-packages/numpy/random/init.py", line 181, in from . import _pickle File "/Users/johnhanly/opt/anaconda3/lib/python3.8/site-packages/numpy/random/_pickle.py", line 1, in from .mtrand import RandomState File "mtrand.pyx", line 1, in init numpy.random.mtrand File "_bit_generator.pyx", line 40, in init numpy.random._bit_generator File "/Users/johnhanly/opt/anaconda3/lib/python3.8/secrets.py", line 20, in from random import SystemRandom File "/Users/johnhanly/random.py", line 2, in x = random.randint(100) AttributeError: partially initialized module 'numpy.random' has no attribute 'randint' (most likely due to a circular import)

I am running the codes from the terminal by typing

python hello_world.py

Why does numpy cause my programs to crash.

BTW, the code with numpy runs using Spyder but crashes using the command line.

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1 Answer 1

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You have a file called random.py in location "/Users/johnhanly/random.py" python is trying to import that one rather than numpy so please delete or rename the file.

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3 Comments

That fixed it! Thank you very much. Why would that file cause a problem? Thanks again.
because when you do import random it looks for random.py in current directory and path. and your random.py doesn't have the method random.randint so it fails to import
ok thanks. i guess using random in a file name was bad idea. Thanks again.

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