pandas merge two columns from different dataframes
#suppose you have two dataframes df1 and df2, and #you need to merge them along the column id df_merge_col = pd.merge(df1, df2, on='id')
pandas merge two columns from different dataframes
#suppose you have two dataframes df1 and df2, and #you need to merge them along the column id df_merge_col = pd.merge(df1, df2, on='id')
assign multiple columns pandas
import pandas as pd df = {'col_1': [0, 1, 2, 3], 'col_2': [4, 5, 6, 7]} df = pd.DataFrame(df) df[[ 'column_new_1', 'column_new_2','column_new_3']] = [np.nan, 'dogs',3] #thought this wo
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