Answers for "add column name dataframe"

2

add column names to dataframe pandas

# python 3.x
import pandas as pd
import numpy as np

df = pd.DataFrame(data=np.random.randint(0, 10, (6,4)))

df.columns=["a", "b", "c", "d"]
print(df)
Posted by: Guest on July-04-2021
7

python how to add columns to a pandas dataframe

# Basic syntax:
pandas_dataframe['new_column_name'] = ['list', 'of', 'column', 'values']

# Note, the list of column values must have length equal to the number
# 	of rows in the pandas dataframe you are adding it to.

# Add column in which all rows will be value:
pandas_dataframe['new_column_name'] = value
# Where value can be a string, an int, a float, and etc
Posted by: Guest on October-04-2020

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