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df.astype()
AI & DATA SCIENCE // df-astype
Cast a pandas object to a specified dtype.
Syntax
df['A'] = df['A'].astype('int32')Examples
Example 01Basic Usage
df['A'] = df['A'].astype('int32')Best Practices
- Use vectorized operations over iterations (e.g.
iterrows()) for performance. - Always verify memory usage when loading large files.