/Python/Python not null

Python not null

Python not null

test = "hello world"

if test is not None:
  print("test is not None")
  
test2 = None

if test2 is None:
  print("test2 is None")

3

Python if not null

#variable
var = "hello python"

#check is not null
if var is not NaN:
    print('Var is not null')

-2

Source: pytutorial.com

Similar codes

1 vote110 views1 answer
Cannot import name 'joblib' from 'sklearn.externals' (/shared-libs/python3.7/py/lib/python3.7/site-packages/sklearn/externals/__init__.py)
Python
0 vote147 views1 answer
Define a python function day_of_week, which displays the day name for a given date supplied in the form (day,month,year).
Python
0 vote179 views2 answers
Flask get summernote text
Python
0 vote173 views1 answer
Rolling window 2d array
Python
0 vote161 views1 answer
Pandas select only columns with na
Python
1 vote167 views1 answer
Simple time in python
Python
11 votes156 views3 answers
Username Python
Python
1 vote185 views1 answer
Maximum and minimum value of array python
Python
11 votes167 views1 answer
AttributeError: 'dict' object has no attribute 'iteritems'
Python
0 vote173 views1 answer
DJANGO model instance get by variable
Python Django

Share