tensorflow/models

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research/lstm_object_detection/evaluator.py

Summary

Maintainability
D
2 days
Test Coverage

Function evaluate has a Cognitive Complexity of 30 (exceeds 5 allowed). Consider refactoring.
Open

def evaluate(create_input_dict_fn,
             create_model_fn,
             eval_config,
             categories,
             checkpoint_dir,
Severity: Minor
Found in research/lstm_object_detection/evaluator.py - About 4 hrs to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Function _extract_prediction_tensors has a Cognitive Complexity of 19 (exceeds 5 allowed). Consider refactoring.
Open

def _extract_prediction_tensors(model,
                                create_input_dict_fn,
                                ignore_groundtruth=False):
  """Restores the model in a tensorflow session.

Severity: Minor
Found in research/lstm_object_detection/evaluator.py - About 2 hrs to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

File evaluator.py has 274 lines of code (exceeds 250 allowed). Consider refactoring.
Open

# Copyright 2018 The TensorFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
Severity: Minor
Found in research/lstm_object_detection/evaluator.py - About 2 hrs to fix

    Function evaluate has 7 arguments (exceeds 4 allowed). Consider refactoring.
    Open

    def evaluate(create_input_dict_fn,
    Severity: Major
    Found in research/lstm_object_detection/evaluator.py - About 50 mins to fix

      Function _process_batch has 5 arguments (exceeds 4 allowed). Consider refactoring.
      Open

        def _process_batch(tensor_dicts,
      Severity: Minor
      Found in research/lstm_object_detection/evaluator.py - About 35 mins to fix

        Identical blocks of code found in 2 locations. Consider refactoring.
        Open

              if batch_index < eval_config.num_visualizations / num_images:
                eval_util.visualize_detection_results(
                    result_dict,
                    tag,
                    global_step,
        Severity: Major
        Found in research/lstm_object_detection/evaluator.py and 1 other location - About 2 hrs to fix
        research/object_detection/legacy/evaluator.py on lines 244..258

        Duplicated Code

        Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

        Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

        When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

        Tuning

        This issue has a mass of 58.

        We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

        The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

        If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

        See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

        Refactorings

        Further Reading

        Similar blocks of code found in 2 locations. Consider refactoring.
        Open

              if 'moving_variance' in key:
                variables_to_restore[key.replace(
                    'moving_variance', 'moving_variance/ExponentialMovingAverage')] = (
                        variables_to_restore[key])
                del variables_to_restore[key]
        Severity: Major
        Found in research/lstm_object_detection/evaluator.py and 1 other location - About 1 hr to fix
        research/lstm_object_detection/evaluator.py on lines 303..307

        Duplicated Code

        Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

        Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

        When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

        Tuning

        This issue has a mass of 43.

        We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

        The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

        If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

        See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

        Refactorings

        Further Reading

        Similar blocks of code found in 2 locations. Consider refactoring.
        Open

              if 'moving_mean' in key:
                variables_to_restore[key.replace(
                    'moving_mean', 'moving_mean/ExponentialMovingAverage')] = (
                        variables_to_restore[key])
                del variables_to_restore[key]
        Severity: Major
        Found in research/lstm_object_detection/evaluator.py and 1 other location - About 1 hr to fix
        research/lstm_object_detection/evaluator.py on lines 308..312

        Duplicated Code

        Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

        Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

        When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

        Tuning

        This issue has a mass of 43.

        We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

        The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

        If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

        See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

        Refactorings

        Further Reading

        Similar blocks of code found in 2 locations. Consider refactoring.
        Open

        EVAL_METRICS_CLASS_DICT = {
            'pascal_voc_detection_metrics':
                object_detection_evaluation.PascalDetectionEvaluator,
            'weighted_pascal_voc_detection_metrics':
                object_detection_evaluation.WeightedPascalDetectionEvaluator,
        Severity: Minor
        Found in research/lstm_object_detection/evaluator.py and 1 other location - About 45 mins to fix
        research/object_detection/builders/model_builder.py on lines 812..828

        Duplicated Code

        Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

        Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

        When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

        Tuning

        This issue has a mass of 35.

        We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

        The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

        If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

        See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

        Refactorings

        Further Reading

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