Непонятная ошибка

import pandas as pd
 
data = pd.read_csv('Var10.csv', sep='\t')
 
print(data.head())

data['Id'] = data['Id'].astype('int32')
data['DistrictId'] = data['DistrictId'].astype('int8')
data['Rooms'] = data['Rooms'].astype('float32')
data['Square'] = data['Square'].astype('float32')
data['LifeSquare'] = data['LifeSquare'].astype('float32')
data['KitchenSquare'] = data['KitchenSquare'].astype('float32')
data['Floor'] = data['Floor'].astype('int8')
data['HouseFloor'] = data['HouseFloor'].astype('float32')
data['HouseYear'] = data['HouseYear'].astype('int32')
data['Ecology_1'] = data['Ecology_1'].astype('float32')
data['Social_1'] = data['Social_1'].astype('int16')
data['Social_2'] = data['Social_2'].astype('int32')
data['Social_3'] = data['Social_3'].astype('int16')
data['Healthcare_1'] = data['Healthcare_1'].astype('float32')
data['Helthcare_2'] = data['Helthcare_2'].astype('int8')
data['Shops_1'] = data['Shops_1'].astype('int8')
data['Price'] = data['Price'].astype('float32')
 
print(data.info(memory_usage='deep'))

import pandas as pd
import numpy as np
 
data = pd.read_csv("/content/drive/MyDrive/Var10.csv", sep=r'\t', engine='python')
 
data = data[data.columns[1:]]
data[data.columns[-1]] = data[data.columns[-1]].str.replace('"', '').astype(float)
data.columns = data.columns.str.replace('"', '')
data = data.convert_dtypes()
data