is number python
var.isdigit()
#return true if all the chars in the string are numbers
#return false if not all the chars in the string are numbersis number python
var.isdigit()
#return true if all the chars in the string are numbers
#return false if not all the chars in the string are numbersisnumeric python
str.isnumeric()
str = u"this2009";
print str.isnumeric()
> False
str = u"23443434";
print str.isnumeric()
> Trueisnotin python
import pandas as pd
>>> df
country
0 US
1 UK
2 Germany
3 China
>>> countries_to_keep
['UK', 'China']
>>> df.country.isin(countries_to_keep)
0 False
1 True
2 False
3 True
Name: country, dtype: bool
>>> df[df.country.isin(countries_to_keep)]
country
1 UK
3 China
>>> df[~df.country.isin(countries_to_keep)]
country
0 US
2 Germanyisnumeric python
a = "u0030" #unicode for 0
b = "u00B2" #unicode for ²
c = "10km2"
d = "-1"
e = "1.5"
print(a.isnumeric()) #True
print(b.isnumeric()) #True
print(c.isnumeric()) #False
print(d.isnumeric()) #False
print(e.isnumeric()) #FalseCopyright © 2021 Codeinu
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