Python - Standard Library Usage
Which Python module is commonly used to access environment variables?
Which Python module is commonly used to access environment variables?
easy🧠 Conceptual Q2 of Q15
Step-by-Step Solution
Solution:
Step 1: Identify module for environment variables
The 'os' module provides functions to interact with the operating system, including environment variables.Step 2: Check other modules' purposes
'sys' handles system-specific parameters, 'math' is for math functions, and 'random' for random numbers, none for environment variables.Final Answer:
os -> Option BQuick Check:
Module for env vars = os [OK]
Quick Trick: Use os module to access environment variables [OK]
Common Mistakes:
MISTAKES- Using sys instead of os for environment variables
- Confusing math or random modules with environment access
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