add rows to dataframe pandas
df = df.append({'a':1, 'b':2}, ignore_index=True)add rows to dataframe pandas
df = df.append({'a':1, 'b':2}, ignore_index=True)append one row to pandas dataframe
df = df.append({'index1': value1, 'index2':value2,...}, ignore_index=True)append dataframe 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 8pandas insert row
import pandas as pd
data = {'name': ['Somu', 'Kiku', 'Amol', 'Lini'],
'physics': [68, 74, 77, 78],
'chemistry': [84, 56, 73, 69],
'algebra': [78, 88, 82, 87]}
#create dataframe
df_marks = pd.DataFrame(data)
print('Original DataFrame\n------------------')
print(df_marks)
new_row = {'name':'Geo', 'physics':87, 'chemistry':92, 'algebra':97}
#append row to the dataframe
df_marks = df_marks.append(new_row, ignore_index=True)
print('\n\nNew row added to DataFrame\n--------------------------')
print(df_marks)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 indexCopyright © 2021 Codeinu
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