Answers for "python isnumeric"

isnumeric python

str.isnumeric()
str = u"this2009";  
print str.isnumeric()
> False
str = u"23443434";
print str.isnumeric()
> True

isnotin 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   Germany

isnumeric 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()) #False