Answers for "check if dataframe contains value"

pandas check if value in column is in a list

df_new[df_new['l_ext'].isin([31, 22, 30, 25, 64])]

Posted by: Guest on March-24-2020

check if dataframe contains infinity

df.replace([np.inf, -np.inf], np.nan).dropna(subset=["col1", "col2"], how="all")

Posted by: Guest on November-03-2020

check if value is in series pandas

In [21]: s.unique()
Out[21]: array(['a', 'b', 'c'], dtype=object)

In [22]: 'a' in s.unique()
Out[22]: True

Posted by: Guest on May-12-2020

Pandas how to find column contains a certain value

import pandas as pd
df = pd.DataFrame({
    'A': [1, 4, 7, 1, 4],
    'B': [2, 5, 8, 2, 5],
    'C': [3, 6, 9, 3, 6]
})

Posted by: Guest on October-29-2021

Code answers related to "check if dataframe contains value"