Add new row to dataframe pandas

Add rows to dataframe pandas

df = df.append({'a':1, 'b':2}, ignore_index=True)

Add new row to dataframe pandas

# Add a new row at index k with values provided in list
dfObj.loc['k'] = ['Smriti', 26, 'Bangalore', 'India']

Source: thispointer.com

Appending dataframes pandas

>>> df = pd.DataFrame([[1, 2], [3, 4]], columns=list('AB'))
>>> df
   A  B
0  1  2
1  3  4
>>> df2 = pd.DataFrame([[5, 6], [7, 8]], columns=list('AB'))
>>> df.append(df2)
   A  B
0  1  2
1  3  4
0  5  6
1  7  8

Source: pandas.pydata.org

Pandas insert row

 df.loc[-1] = [2, 3, 4]  # adding a row
 df.index = df.index + 1  # shifting index
 df = df.sort_index()  # sorting by index

Source: stackoverflow.com

R add row to dataframe

library(tidyverse)
df %>% add_row(hello = "hola", goodbye = "ciao")

Source: stackoverflow.com

Add row to dataframe with index

In [99]: df = pd.DataFrame(np.random.randn(8, 4), columns=['A','B','C','D'])

In [100]: s = df.xs(3)

In [101]: s.name = 10

In [102]: df.append(s)
Out[102]: 
           A         B         C         D
0  -2.083321 -0.153749  0.174436  1.081056
1  -1.026692  1.495850 -0.025245 -0.171046
2   0.072272  1.218376  1.433281  0.747815
3  -0.940552  0.853073 -0.134842 -0.277135
4   0.478302 -0.599752 -0.080577  0.468618
5   2.609004 -1.679299 -1.593016  1.172298
6  -0.201605  0.406925  1.983177  0.012030
7   1.158530 -2.240124  0.851323 -0.240378
10 -0.940552  0.853073 -0.134842 -0.277135

Source: stackoverflow.com

Similar codes

0 vote312 views1 answer
OpenPyXl Get Sheet Names
Python
1 vote202 views2 answers
Cannot import name 'imputer' from 'sklearn.preprocessing'
Python
0 vote166 views6 answers
Python list of difference beetwen values in list
Python
22 votes160 views2 answers
Reset_index(drop=true)
Python
12 votes211 views6 answers
Import matplotlib python
Python
19 votes175 views3 answers
Know datatype of pandas
Python
1 vote159 views1 answer
The Python package manager (pip) can only be used from outside of IPython.
Python
0 vote162 views2 answers
Pywhatkit docs
Python
0 vote181 views1 answer
Python-wordpress-xmlrpc get post id
Python
0 vote161 views1 answer
Numpy datetime64 get day
Python