1.numpy-beginner.ipynb 勘误

[vbirdchong]

In [104]:
x = [[1,3,3],
[7,5,2]]
print(np.argmax(x,axis=0))

这里的axis=0应修改为：
axis=1
否则与说明不符

[Toyosie]

i'm a beginner to jupyter notebooks and data science, numpy...
i tried this on my jupyter notebook:

"""import numpy as np
a= np.array([1,2,3,4])
print(a)"""

and it showed me this error:

NameError Traceback (most recent call last)
in
----> 1 import numpy as np
2 a= np.array([1,2,3,4])
3 print(a)

~\numpy.py in
32 {
33 "cell_type": "code",
---> 34 "execution_count": null,
35 "metadata": {},
36 "outputs": [],

NameError: name 'null' is not defined

please help
thank you.