import pandas as pd
data = {
"name": ["Sally", "Mary", "John"],
"age": [50, 40, 30],
"qualified": [True, False, False]
}
idx = ["X", "Y", "Z"]
df = pd.DataFrame(data, index=idx)
newdf = df.reset_index()
print(newdf)
index name age qualified 0 X Sally 50 True 1 Y Mary 40 False 2 Z John 30 False