Answers for "if dataframe"

python check if is pandas dataframe

import pandas as pd
isinstance(df, pd.DataFrame)

make a condition statement on column pandas

df['color'] = ['red' if x == 'Z' else 'green' for x in df['Set']]

pandas if python

df['new column name'] = df['column name'].apply(lambda x: 'value if condition is met' if x condition else 'value if condition is not met')

make a condition statement on column pandas

df.loc[df['column name'] condition, 'new column name'] = 'value if condition is met'