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How can you handle a CSV file with missing values when reading test data for Selenium tests to avoid errors?

hard📝 Application Q9 of 15
Selenium Python - Data-Driven Testing
How can you handle a CSV file with missing values when reading test data for Selenium tests to avoid errors?
AReplace csv module with json module to handle missing data
BUse csv.DictReader and check if each value is empty before using it
COpen CSV in binary mode to fix missing values
DSkip rows with missing values using csv.reader without checks
Step-by-Step Solution
Solution:
  1. Step 1: Use DictReader for easy key access

    DictReader allows accessing fields by name, making it easier to check values.
  2. Step 2: Check for empty strings before using data

    Empty CSV fields become empty strings; check and handle them to avoid errors in tests.
  3. Final Answer:

    Use csv.DictReader and check if each value is empty before using it -> Option B
  4. Quick Check:

    Check empty values before use = D [OK]
Quick Trick: Check for empty strings in CSV fields before use [OK]
Common Mistakes:
  • Skipping rows blindly losing test coverage
  • Using binary mode which doesn't fix missing data
  • Switching to json module unnecessarily

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