Convert String to Integer in pandas DataFrame Column in Python (Examples) | astype() & to_numeric()

Python code of this video:

import pandas as pd # Import pandas

data = pd.DataFrame({'x1':['1', '7', '5', '4', '7', '5'], # Create pandas DataFrame
'x2':['10', '2', '9', '15', '22', '5'],
'x3':['3', '4', '5', '8', '1', '6']})
print(data) # Print pandas DataFrame

# x1 object
# x2 object
# x3 object
# dtype: object

data_new1['x1'] = data_new1['x1'].astype(int) # Transform string to integer

# x1 int32
# x2 object
# x3 object
# dtype: object

# x1 object
# x2 int32
# x3 int32
# dtype: object

# x1 int32
# x2 int32
# x3 int32
# dtype: object

# x1 int64
# x2 object
# x3 object
# dtype: object

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