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Start your free trialAnkush Sharma
844 Pointshiii.I need help.
In my jpuyter notebook it is showing 'np' is not defined and numpy has no attribute 'unit16'. How to solve it.Please let me know
2 Answers
Jebadeiah Jones
10,429 PointsI got this same error after coming back to my Jupyter notebook a day after going through the first section. I was able to resolve it my going into the field where I'd imported numpy as np and pressing shift+enter again to run that section again, then going back to the array and using shift+enter to run that again.
Linda Shum
12,609 PointsThank you both!
Linda Shum
12,609 PointsChris Freeman could you kindly help me find out how to check whether NumPy is installed in the same environment that the jupyter notebook was started in? Thanks.
Chris Freeman
Treehouse Moderator 68,441 PointsSorry. Missed this tag. In the window where you start up jupyter notebook
, try the following:
# test if numpy accessible in current environment
$ python
Python 3.8.5 (default, Jul 28 2020, 12:59:40)
>>> import numpy
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ModuleNotFoundError: No module named 'numpy'
>>> exit()
# Install numpy
$ pip install numpy
Collecting numpy
Downloading numpy-1.19.5-cp38-cp38-manylinux2010_x86_64.whl (14.9 MB)
|████████████████████████████████| 14.9 MB 17.1 MB/s
Installing collected packages: numpy
Successfully installed numpy-1.19.5
# retest if numpy accessible
$ python
Python 3.8.5 (default, Jul 28 2020, 12:59:40)
[GCC 9.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import numpy
Need to restart jupyter notebook
Success!!
Chris Freeman
Treehouse Moderator 68,441 PointsChris Freeman
Treehouse Moderator 68,441 PointsPlease check:
import numpy as np
in a jupyter notebook cell?numpy
installed in the same environment asjupyter notebook
was started?