Połączenie 2 panów danych
df_3 = pd.concat([df_1, df_2])
Cheerful Cheetah
df_3 = pd.concat([df_1, df_2])
import pandas as pd
from functools import reduce
# compile the list of dataframes you want to merge
data_frames = [df1, df2, df3]
df_merged = reduce(lambda left,right: pd.merge(left,right,on=['key_col'],
how='outer'), data_frames)
In [9]: result = pd.concat([df1, df4], axis=1)
df = pd.concat( [df1,df2,df3], ignore_index=True )df_merge_col = pd.merge(df_row, df3, on='id')
df_merge_col# Stack the DataFrames on top of each other
vertical_stack = pd.concat([survey_sub, survey_sub_last10], axis=0)
# Place the DataFrames side by side
horizontal_stack = pd.concat([survey_sub, survey_sub_last10], axis=1)