Python - eval() and exec() Functions
Python’s dynamic nature gives you powerful tools for runtime code execution. Two of the most potent—and dangerous—are eval() and exec(). These built-in functions let you execute Python code…
Eval
Pandas - eval() for Performance
Standard pandas operations create intermediate objects for each step in a calculation. When you write df['A'] + df['B'] + df['C'], pandas allocates memory for df['A'] + df['B'], then adds…
How to Use Eval in Pandas
Pandas provides two eval functions that let you evaluate string expressions against your data: the top-level pd.eval() and the DataFrame method df.eval(). Both parse and execute expressions…