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Update/kafka implementations #3737

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NicholasTurner23
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@NicholasTurner23 NicholasTurner23 commented Oct 23, 2024

Description

Improve error handling for the devices consumer.

Related Issues

  • JIRA cards:
    • OPS-291

Summary by CodeRabbit

  • New Features

    • Enhanced error handling in the device fetching process.
    • Improved documentation for the get_devices method.
  • Bug Fixes

    • Added checks for missing device_id to ensure data integrity.
    • Implemented robust error logging for message consumption failures.

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coderabbitai bot commented Oct 23, 2024

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Review failed

The pull request is closed.

📝 Walkthrough
📝 Walkthrough

Walkthrough

The changes in this pull request focus on the AirQoDataUtils class within the airqo_utils.py file. The get_devices method has been modified to enhance error handling and clarify its functionality. It now returns an empty DataFrame if errors occur during device fetching from Kafka, includes refined argument documentation, and improves internal logic to skip messages without a device_id. Additionally, error handling for Kafka exceptions has been implemented to ensure smooth operation without interruptions.

Changes

File Path Change Summary
src/workflows/airqo_etl_utils/airqo_utils.py Updated get_devices method for better error handling, documentation, and internal logic. Changed method signature to include return type pd.DataFrame.

Possibly related PRs

Suggested reviewers

  • BenjaminSsempala
  • Mnoble-19

🎉 In the realm of code, where errors may creep,
The get_devices method takes a leap.
With logs that inform and DataFrames clear,
Kafka's whispers are now something to cheer!
Robust and refined, it handles with grace,
A dance of data in its rightful place! 🎶


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Actionable comments posted: 1

🧹 Outside diff range and nitpick comments (1)
src/workflows/airqo_etl_utils/airqo_utils.py (1)

1060-1074: Remove redundant continue statement.

The continue statement on line 1073 is redundant as it's at the end of the loop. This doesn't affect functionality but can be removed for cleaner code.

            except KafkaException as e:
                logger.exception(f"Error while consuming message: {e}")
-            continue
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 0dac1ac and 4636faa.

📒 Files selected for processing (1)
  • src/workflows/airqo_etl_utils/airqo_utils.py (1 hunks)
🧰 Additional context used
🪛 Ruff
src/workflows/airqo_etl_utils/airqo_utils.py

1083-1083: Local variable e is assigned to but never used

Remove assignment to unused variable e

(F841)

🔇 Additional comments (3)
src/workflows/airqo_etl_utils/airqo_utils.py (3)

1039-1046: Well-documented method signature!

The docstring clearly describes the purpose, parameters, and return value of the method, including the error case where an empty DataFrame is returned.


1049-1053: Clean initialization with proper exception handling import!

The code properly imports the specific KafkaException class and initializes the message broker and devices list.


1054-1059: Appropriate Kafka consumer configuration!

The consumer is configured to read all messages from the beginning, which is essential for maintaining a complete list of devices.

Comment on lines 1075 to 1086
try:
devices = pd.DataFrame(devices_list)
# Will be removed in the future. Just here for initial tests.
devices.drop(
devices.columns[devices.columns.str.contains("^Unnamed")],
axis=1,
inplace=True,
)
except Exception as e:
logger.exception("Failed to convert consumed messages to DataFrame")
# Return empty DataFrame on failure
devices = pd.DataFrame()
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⚠️ Potential issue

Address unused exception variable.

The exception variable 'e' is caught but not used in the error message. Either include it in the log message or use Exception without capturing the variable.

-        except Exception as e:
+        except Exception:
             logger.exception("Failed to convert consumed messages to DataFrame")
             # Return empty DataFrame on failure
             devices = pd.DataFrame()
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
try:
devices = pd.DataFrame(devices_list)
# Will be removed in the future. Just here for initial tests.
devices.drop(
devices.columns[devices.columns.str.contains("^Unnamed")],
axis=1,
inplace=True,
)
except Exception as e:
logger.exception("Failed to convert consumed messages to DataFrame")
# Return empty DataFrame on failure
devices = pd.DataFrame()
try:
devices = pd.DataFrame(devices_list)
# Will be removed in the future. Just here for initial tests.
devices.drop(
devices.columns[devices.columns.str.contains("^Unnamed")],
axis=1,
inplace=True,
)
except Exception:
logger.exception("Failed to convert consumed messages to DataFrame")
# Return empty DataFrame on failure
devices = pd.DataFrame()
🧰 Tools
🪛 Ruff

1083-1083: Local variable e is assigned to but never used

Remove assignment to unused variable e

(F841)

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2 participants