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What is the main purpose of using custom markers in pytest?

easy🧠 Conceptual Q11 of 15
PyTest - Markers
What is the main purpose of using custom markers in pytest?
ATo generate test data automatically
BTo change the Python interpreter version
CTo automatically fix test failures
DTo label tests for grouping and selective running
Step-by-Step Solution
Solution:

  1. Step 1: Understand what custom markers do

    Custom markers in pytest are used to tag tests with labels for easier management.

  2. Step 2: Identify the purpose of these labels

    These labels help run specific groups of tests selectively using the marker name.

  3. Final Answer:

    To label tests for grouping and selective running -> Option D

  4. Quick Check:

    Custom markers = test grouping [OK]
Quick Trick: Markers tag tests to run groups easily [OK]
Common Mistakes:
MISTAKES
  • Thinking markers change Python version
  • Assuming markers fix test errors automatically
  • Confusing markers with test data generation

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