Concatenating objects in pandas

df1 = pd.DataFrame(
   ...:     {
   ...:         "A": ["A0", "A1", "A2", "A3"],
   ...:         "B": ["B0", "B1", "B2", "B3"],
   ...:         "C": ["C0", "C1", "C2", "C3"],
   ...:         "D": ["D0", "D1", "D2", "D3"],
   ...:     },
   ...:     index=[0, 1, 2, 3],
   ...: )
   ...: 

In [2]: df2 = pd.DataFrame(
   ...:     {
   ...:         "A": ["A4", "A5", "A6", "A7"],
   ...:         "B": ["B4", "B5", "B6", "B7"],
   ...:         "C": ["C4", "C5", "C6", "C7"],
   ...:         "D": ["D4", "D5", "D6", "D7"],
   ...:     },
   ...:     index=[4, 5, 6, 7],
   ...: )
   ...: 

In [3]: df3 = pd.DataFrame(
   ...:     {
   ...:         "A": ["A8", "A9", "A10", "A11"],
   ...:         "B": ["B8", "B9", "B10", "B11"],
   ...:         "C": ["C8", "C9", "C10", "C11"],
   ...:         "D": ["D8", "D9", "D10", "D11"],
   ...:     },
   ...:     index=[8, 9, 10, 11],
   ...: )
   ...: 

In [4]: frames = [df1, df2, df3]

In [5]: result = pd.concat(frames)

Source: pandas.pydata.org

Similar codes

0 vote191 views1 answer
Text adventure in python
Python
2 votes202 views5 answers
How to install nltk
Python
3 votes204 views1 answer
Sqlalchemy one to many
Python
0 vote150 views1 answer
How to make only one space in python
Python
0 vote203 views1 answer
Set shortcut for Qaction pyqt5
Python
1 vote199 views2 answers
Python strptime milliseconds
Python
-1 vote190 views1 answer
Pandas datetime show only date
Python
0 vote225 views1 answer
Add many instances to related field manytoamny django]
Python Django
20 votes213 views3 answers
Convert a number column into datetime pandas
Python
0 vote269 views1 answer
Python plot two lines with different y axis
Python