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Treewide: harmonize __post_init__ #243

Merged
merged 2 commits into from
Feb 3, 2025
Merged

Treewide: harmonize __post_init__ #243

merged 2 commits into from
Feb 3, 2025

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NickCao
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@NickCao NickCao commented Jan 29, 2025

Summary by CodeRabbit

  • Refactor

    • Updated initialization methods across multiple driver classes to add conditional checks for superclass method existence.
    • Improved robustness of __post_init__ method calls to prevent potential initialization errors.
  • Code Structure

    • Minor adjustments to class inheritance in some driver implementations.
    • Simplified metadata class definitions by removing unnecessary methods.

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coderabbitai bot commented Jan 29, 2025

Walkthrough

The pull request introduces a consistent pattern of modification across multiple driver and client classes in the Jumpstarter project. The primary change involves updating the __post_init__ method to include a conditional check before calling the superclass's __post_init__ method. This ensures that the method is only called if it exists in the superclass, preventing potential attribute errors during object initialization. The changes span multiple packages and driver implementations, suggesting a systematic approach to improving initialization robustness.

Changes

File Change Summary
__templates__/driver/jumpstarter_driver/driver.py.tmpl Added conditional check for superclass __post_init__ method
packages/jumpstarter-driver-can/jumpstarter_driver_can/client.py Added hasattr() check before calling superclass __post_init__
packages/jumpstarter-driver-can/jumpstarter_driver_can/driver.py Added conditional checks in Can and IsoTpPython classes
packages/jumpstarter-driver-dutlink/jumpstarter_driver_dutlink/driver.py Restructured class hierarchy, added DutlinkSerialConfig, modified __post_init__
packages/jumpstarter-driver-http/jumpstarter_driver_http/driver.py Added conditional check for superclass __post_init__
packages/jumpstarter-driver-pyserial/jumpstarter_driver_pyserial/driver.py Added hasattr() check in PySerial class
packages/jumpstarter-driver-raspberrypi/jumpstarter_driver_raspberrypi/driver.py Added conditional checks in DigitalOutput and DigitalInput classes
packages/jumpstarter-driver-sdwire/jumpstarter_driver_sdwire/driver.py Modified __post_init__ with conditional superclass method check
packages/jumpstarter-driver-tftp/jumpstarter_driver_tftp/driver.py Added conditional check for superclass __post_init__
packages/jumpstarter-driver-ustreamer/jumpstarter_driver_ustreamer/driver.py Added conditional check in UStreamer class
packages/jumpstarter/jumpstarter/client/core.py Modified AsyncDriverClient __post_init__ with conditional check
packages/jumpstarter/jumpstarter/client/lease.py Added conditional call to superclass __post_init__
packages/jumpstarter/jumpstarter/common/metadata.py Removed no-op __post_init__ methods
packages/jumpstarter/jumpstarter/driver/base.py Added conditional check in Driver class

Possibly related PRs

Suggested reviewers

  • mangelajo
  • bennyz

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Actionable comments posted: 0

🧹 Nitpick comments (3)
packages/jumpstarter-driver-pyserial/jumpstarter_driver_pyserial/driver.py (1)

36-38: Remove extra newline for better readability.

While the hasattr check is good, the extra newline after super().__post_init__() affects readability.

 def __post_init__(self):
     if hasattr(super(), "__post_init__"):
         super().__post_init__()
-
     self.device = serial_for_url(self.url, baudrate=self.baudrate)
packages/jumpstarter-driver-ustreamer/jumpstarter_driver_ustreamer/driver.py (1)

37-38: Maintain consistent style by removing extra newline.

Similar to the PySerial driver, consider removing the extra newline after super().__post_init__() for better readability and consistency across the codebase.

 def __post_init__(self):
     if hasattr(super(), "__post_init__"):
         super().__post_init__()
-
     cmdline = [self.executable]
packages/jumpstarter-driver-dutlink/jumpstarter_driver_dutlink/driver.py (1)

94-96: Remove redundant url field declaration.

The url field is already defined in DutlinkSerialConfig. Since DutlinkSerial inherits from DutlinkSerialConfig, there's no need to redeclare it.

 @dataclass(kw_only=True)
 class DutlinkSerial(PySerial, DutlinkSerialConfig):
-    url: str | None = field(init=False, default=None)
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 012e2ed and df775cc.

📒 Files selected for processing (14)
  • __templates__/driver/jumpstarter_driver/driver.py.tmpl (1 hunks)
  • packages/jumpstarter-driver-can/jumpstarter_driver_can/client.py (1 hunks)
  • packages/jumpstarter-driver-can/jumpstarter_driver_can/driver.py (2 hunks)
  • packages/jumpstarter-driver-dutlink/jumpstarter_driver_dutlink/driver.py (3 hunks)
  • packages/jumpstarter-driver-http/jumpstarter_driver_http/driver.py (1 hunks)
  • packages/jumpstarter-driver-pyserial/jumpstarter_driver_pyserial/driver.py (1 hunks)
  • packages/jumpstarter-driver-raspberrypi/jumpstarter_driver_raspberrypi/driver.py (2 hunks)
  • packages/jumpstarter-driver-sdwire/jumpstarter_driver_sdwire/driver.py (1 hunks)
  • packages/jumpstarter-driver-tftp/jumpstarter_driver_tftp/driver.py (1 hunks)
  • packages/jumpstarter-driver-ustreamer/jumpstarter_driver_ustreamer/driver.py (1 hunks)
  • packages/jumpstarter/jumpstarter/client/core.py (1 hunks)
  • packages/jumpstarter/jumpstarter/client/lease.py (1 hunks)
  • packages/jumpstarter/jumpstarter/common/metadata.py (0 hunks)
  • packages/jumpstarter/jumpstarter/driver/base.py (1 hunks)
💤 Files with no reviewable changes (1)
  • packages/jumpstarter/jumpstarter/common/metadata.py
⏰ Context from checks skipped due to timeout of 90000ms (7)
  • GitHub Check: pytest-matrix (3.13)
  • GitHub Check: pytest-matrix (3.12)
  • GitHub Check: pytest-matrix (3.11)
  • GitHub Check: e2e
  • GitHub Check: build-and-push-image (jumpstarter-dev/jumpstarter-devspace .devfile/Containerfile.client)
  • GitHub Check: build-and-push-image (jumpstarter-dev/jumpstarter-dev .devfile/Containerfile)
  • GitHub Check: build-and-push-image (jumpstarter-dev/jumpstarter Dockerfile)
🔇 Additional comments (16)
__templates__/driver/jumpstarter_driver/driver.py.tmpl (1)

13-14: LGTM! Template change ensures consistent initialization pattern.

The addition of the hasattr check before calling super().__post_init__() is a good practice that will propagate to all new drivers created from this template.

packages/jumpstarter-driver-raspberrypi/jumpstarter_driver_raspberrypi/driver.py (1)

18-19: LGTM! Consistent implementation across both classes.

The hasattr check is correctly implemented in both DigitalOutput and DigitalInput classes, maintaining consistency.

Also applies to: 53-54

packages/jumpstarter-driver-ustreamer/jumpstarter_driver_ustreamer/driver.py (1)

Line range hint 13-14: Overall changes look great with minor style improvements needed.

The implementation of the hasattr check for __post_init__ is consistent and correct across all files. The only suggestion is to maintain consistent style by removing extra newlines after the super calls in the PySerial and UStreamer drivers.

Also applies to: 36-38, 18-19, 53-54, 37-38

packages/jumpstarter/jumpstarter/client/core.py (1)

44-45: LGTM! Good defensive programming practice.

The conditional check before calling super().__post_init__() is particularly important here due to multiple inheritance. This prevents potential AttributeError when parent classes don't implement __post_init__.

packages/jumpstarter-driver-sdwire/jumpstarter_driver_sdwire/driver.py (1)

25-27: LGTM! Good separation of concerns.

The conditional check is correctly implemented, and the blank line nicely separates the superclass initialization from the USB device discovery logic.

packages/jumpstarter/jumpstarter/client/lease.py (1)

34-36: LGTM! Good compatibility practice.

The conditional check is particularly relevant here as the class implements both synchronous and asynchronous context managers. This ensures compatibility with both abstract base classes.

packages/jumpstarter-driver-tftp/jumpstarter_driver_tftp/driver.py (1)

48-50: LGTM! Clean implementation.

The conditional check is correctly implemented, and the blank line nicely separates the superclass initialization from the filesystem setup logic.

packages/jumpstarter-driver-can/jumpstarter_driver_can/client.py (1)

36-38: LGTM! Defensive programming to prevent attribute errors.

The conditional check before calling super().__post_init__() is a good practice that prevents potential AttributeError exceptions when the superclass doesn't implement the method.

packages/jumpstarter-driver-http/jumpstarter_driver_http/driver.py (1)

32-34: LGTM! Consistent with the codebase-wide initialization pattern.

The conditional check before calling super().__post_init__() aligns with the pattern being implemented across the codebase.

packages/jumpstarter/jumpstarter/driver/base.py (1)

63-65: LGTM! Essential safety check in the base class.

The conditional check before calling super().__post_init__() in the base Driver class ensures safe initialization throughout the inheritance hierarchy. This is particularly important as it prevents potential AttributeError exceptions when Metadata or other superclasses don't implement __post_init__.

packages/jumpstarter-driver-can/jumpstarter_driver_can/driver.py (2)

48-50: LGTM! Safe initialization in Can class.

The conditional check before calling super().__post_init__() ensures safe initialization, consistent with the pattern across the codebase.


200-202: LGTM! Safe initialization in IsoTpPython class.

The conditional check before calling super().__post_init__() maintains consistency with the initialization pattern being implemented throughout the codebase.

packages/jumpstarter-driver-dutlink/jumpstarter_driver_dutlink/driver.py (4)

32-34: LGTM! Defensive super() call prevents AttributeError.

The conditional check before calling super().__post_init__() is a good practice that prevents potential AttributeError when the superclass doesn't implement __post_init__.


86-93: LGTM! Well-structured configuration class.

The new DutlinkSerialConfig class:

  • Follows Single Responsibility Principle by separating configuration logic
  • Correctly inherits from both DutlinkConfig and Driver
  • Properly initializes the url field from the parent's tty attribute

255-256: LGTM! Consistent with the harmonization pattern.

The conditional super().__post_init__() call follows the same pattern used throughout the codebase.


94-96: Verify Method Resolution Order (MRO) after inheritance change.

The change in inheritance order from (DutlinkConfig, PySerial) to (PySerial, DutlinkSerialConfig) might affect method resolution. Let's verify there are no conflicts:

✅ Verification successful

MRO verification completed - inheritance structure is safe

The inheritance hierarchy is well-structured with clear separation of concerns between PySerial (serial communication) and DutlinkSerialConfig (DUT configuration). The __post_init__ method properly handles super calls, and there are no conflicting attribute definitions between the parent classes.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for potential method conflicts in the inheritance hierarchy

# Search for method definitions in PySerial class
echo "Methods defined in PySerial:"
rg -A 1 "def \w+\(" --type py | rg "PySerial"

# Search for method definitions in DutlinkSerialConfig and its parent classes
echo "Methods defined in DutlinkSerialConfig hierarchy:"
rg -A 1 "def \w+\(" --type py | rg "DutlinkSerialConfig|DutlinkConfig"

Length of output: 1091


Script:

#!/bin/bash
# Search for PySerial class definition and its methods
echo "PySerial class definition:"
ast-grep --pattern 'class PySerial {
  $$$
}'

echo "\nDutlinkSerialConfig class definition:"
ast-grep --pattern 'class DutlinkSerialConfig {
  $$$
}'

echo "\nDutlinkConfig class definition:"
ast-grep --pattern 'class DutlinkConfig {
  $$$
}'

# Backup search using ripgrep with more context
echo "\nFallback search with ripgrep:"
rg -B2 -A5 "^class (PySerial|DutlinkSerialConfig|DutlinkConfig)" --type py

Length of output: 3717

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Actionable comments posted: 0

🧹 Nitpick comments (1)
packages/jumpstarter-driver-dutlink/jumpstarter_driver_dutlink/driver.py (1)

94-96: LGTM! Consider documenting the inheritance order.

The inheritance structure is well-designed with PySerial first followed by DutlinkSerialConfig. Consider adding a comment explaining this order for maintainability.

 @dataclass(kw_only=True)
+# PySerial first for proper method resolution order (MRO),
+# followed by DutlinkSerialConfig for configuration handling
 class DutlinkSerial(PySerial, DutlinkSerialConfig):
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL
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📥 Commits

Reviewing files that changed from the base of the PR and between df775cc and 89bfcc1.

📒 Files selected for processing (14)
  • __templates__/driver/jumpstarter_driver/driver.py.tmpl (1 hunks)
  • packages/jumpstarter-driver-can/jumpstarter_driver_can/client.py (1 hunks)
  • packages/jumpstarter-driver-can/jumpstarter_driver_can/driver.py (2 hunks)
  • packages/jumpstarter-driver-dutlink/jumpstarter_driver_dutlink/driver.py (3 hunks)
  • packages/jumpstarter-driver-http/jumpstarter_driver_http/driver.py (1 hunks)
  • packages/jumpstarter-driver-pyserial/jumpstarter_driver_pyserial/driver.py (1 hunks)
  • packages/jumpstarter-driver-raspberrypi/jumpstarter_driver_raspberrypi/driver.py (2 hunks)
  • packages/jumpstarter-driver-sdwire/jumpstarter_driver_sdwire/driver.py (1 hunks)
  • packages/jumpstarter-driver-tftp/jumpstarter_driver_tftp/driver.py (1 hunks)
  • packages/jumpstarter-driver-ustreamer/jumpstarter_driver_ustreamer/driver.py (1 hunks)
  • packages/jumpstarter/jumpstarter/client/core.py (1 hunks)
  • packages/jumpstarter/jumpstarter/client/lease.py (1 hunks)
  • packages/jumpstarter/jumpstarter/common/metadata.py (0 hunks)
  • packages/jumpstarter/jumpstarter/driver/base.py (1 hunks)
💤 Files with no reviewable changes (1)
  • packages/jumpstarter/jumpstarter/common/metadata.py
🚧 Files skipped from review as they are similar to previous changes (12)
  • packages/jumpstarter-driver-http/jumpstarter_driver_http/driver.py
  • templates/driver/jumpstarter_driver/driver.py.tmpl
  • packages/jumpstarter/jumpstarter/client/lease.py
  • packages/jumpstarter-driver-tftp/jumpstarter_driver_tftp/driver.py
  • packages/jumpstarter-driver-pyserial/jumpstarter_driver_pyserial/driver.py
  • packages/jumpstarter-driver-can/jumpstarter_driver_can/client.py
  • packages/jumpstarter-driver-ustreamer/jumpstarter_driver_ustreamer/driver.py
  • packages/jumpstarter/jumpstarter/client/core.py
  • packages/jumpstarter/jumpstarter/driver/base.py
  • packages/jumpstarter-driver-sdwire/jumpstarter_driver_sdwire/driver.py
  • packages/jumpstarter-driver-raspberrypi/jumpstarter_driver_raspberrypi/driver.py
  • packages/jumpstarter-driver-can/jumpstarter_driver_can/driver.py
⏰ Context from checks skipped due to timeout of 90000ms (7)
  • GitHub Check: pytest-matrix (3.13)
  • GitHub Check: pytest-matrix (3.12)
  • GitHub Check: e2e
  • GitHub Check: pytest-matrix (3.11)
  • GitHub Check: build-and-push-image (jumpstarter-dev/jumpstarter-devspace .devfile/Containerfile.client)
  • GitHub Check: build-and-push-image (jumpstarter-dev/jumpstarter-dev .devfile/Containerfile)
  • GitHub Check: build-and-push-image (jumpstarter-dev/jumpstarter Dockerfile)
🔇 Additional comments (3)
packages/jumpstarter-driver-dutlink/jumpstarter_driver_dutlink/driver.py (3)

32-34: LGTM! Consistent with the harmonization pattern.

The added check for __post_init__ in the superclass prevents potential AttributeErrors and follows good defensive programming practices.


255-256: LGTM! Consistent implementation of the harmonization pattern.

The __post_init__ check is particularly important here due to the composite interface implementation.


86-93: Well-structured separation of configuration concerns.

The new DutlinkSerialConfig class appropriately separates configuration handling and follows the harmonized __post_init__ pattern.

Let's verify that this configuration class is properly integrated:

✅ Verification successful

Configuration class is properly integrated and used

The DutlinkSerialConfig class is correctly integrated into the inheritance hierarchy and properly used as a base class for DutlinkSerial, maintaining a clean separation between configuration and implementation.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for any direct usage of DutlinkConfig that should now use DutlinkSerialConfig
rg "DutlinkConfig" --type py

Length of output: 650


Script:

#!/bin/bash
# Check for DutlinkSerialConfig usage and initialization patterns
ast-grep --pattern 'DutlinkSerialConfig($$$)'

# Get more context around DutlinkSerialConfig class
rg -B 5 -A 10 "class DutlinkSerialConfig" --type py

Length of output: 1717

@mangelajo mangelajo merged commit 675b96c into main Feb 3, 2025
13 checks passed
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