Answers for "pd append row"

add rows to dataframe pandas

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

r dataframe append row

df[nrow(df) + 1,] = c("v1","v2")

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