pandas remove row if value not in set code example

Example 1: drop row pandas column value not a number

In [215]:

df[df['entrytype'].apply(lambda x: str(x).isdigit())]
Out[215]:
  entrytype
0         0
1         1
4         2

Example 2: pandas dataframe remove rows by column value

df = df[df.line_race != 0]