Here is my Python's Pandas dataframe. How can I access the upper left cell where "gender" is in and change the text? "gender" is not in names.columns. So I thought this might be names.index.name but that was not it.
import pandas as pd
names = pd.DataFrame({'births': {0: 7065, 1: 2604, 2: 2003, 3: 1939, 4: 1746},
'gender': {0: 'F', 1: 'M', 2: 'F', 3: 'M', 4: 'F'},
'name': {0: 'mary', 1: 'anna', 2: 'emma', 3: 'elizabeth', 4: 'minnie'},
'year': {0: 1880, 1: 1880, 2: 1880, 3: 1880, 4: 1880}})
names = names.pivot_table(index=['name', 'year'], columns='gender', values='births').reset_index()
