[Solved] You wrote this in pytest.ini:[markers] slow marks tests as slowWhy does pytest still warn about unknown marker 'slow'? | PyTest

PyTest - Markers

You wrote this in pytest.ini:

[markers]
slow marks tests as slow

Why does pytest still warn about unknown marker 'slow'?

AMarker names cannot be 'slow'

BMissing '=' sign between marker name and description

CThe section header should be [pytest] not [markers]

DMarker descriptions must be in quotes

Step-by-Step Solution

Solution:

Step 1: Identify syntax error in marker registration
The line lacks '=' between 'slow' and description, causing pytest to ignore it.
Step 2: Confirm correct syntax
Correct format is slow = marks tests as slow. Quotes are optional, and section header is correct.
Final Answer:
Missing '=' sign between marker name and description -> Option B
Quick Check:
Marker syntax requires '=' [OK]

Quick Trick: Always use '=' to separate marker name and description [OK]

Common Mistakes:

MISTAKES

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