insert column at specific position in pandas dataframe
idx = 0
new_col = [7, 8, 9] # can be a list, a Series, an array or a scalar
df.insert(loc=idx, column='Col_name', value=new_col)insert column at specific position in pandas dataframe
idx = 0
new_col = [7, 8, 9] # can be a list, a Series, an array or a scalar
df.insert(loc=idx, column='Col_name', value=new_col)insert single value in dataframe using index
>>> df = pd.DataFrame([[0, 2, 3], [0, 4, 1], [10, 20, 30]],
index=[4, 5, 6], columns=['A', 'B', 'C'])
>>> df.at[4,'B']
2
>>> df.at[4,'B'] = 10
>>> df.at[4,'B']
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