Answers for "pandas dataframe insert columns"

6

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
0

insert new column to dataframe

group = np.random.randint(10, size=6)
df_new['Group'] = group
Posted by: Guest on May-20-2021

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