add row in jframe

# append row to dataframe without index a_row = pd.Series([1, 2]) df = pd.DataFrame([[3, 4], [5, 6]]) row_df = pd.DataFrame([a_row]) df = pd.concat([row_df, df], ignore_index=True) print(df) # OUTPUT # 0 1 # 0 1 2 # 1 3 4 # 2 5 6 # append row to dataframe with index a_row = pd.Series([1, 2]) df = pd.DataFrame([[3, 4], [5, 6]], index = ["row1", "row2"]) row_df = pd.DataFrame([a_row], index = ["row3"]) df = pd.concat([row_df, df]) print(df) # OUTPUT # 0 1 # row3 1 2 # row1 3 4 # row2 5 6

how to add a row to a dataframe in python

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)

Posted by: Guest on February-23-2020

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