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DRF lazy() benchmark
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| #!/usr/bin/env python | |
| import cProfile | |
| import django | |
| from django.db import models | |
| from django.conf import settings | |
| from rest_framework import serializers | |
| settings.configure(INSTALLED_APPS=['rest_framework']) | |
| django.setup() | |
| class SomeModel(models.Model): | |
| class Meta: | |
| app_label = 'some_app' | |
| field1 = models.CharField(max_length=2) | |
| field2 = models.CharField(max_length=2) | |
| field3 = models.CharField(max_length=2) | |
| field4 = models.CharField(max_length=2) | |
| field5 = models.CharField(max_length=2) | |
| class ModelSerializer(serializers.ModelSerializer): | |
| class Meta: | |
| model = SomeModel | |
| fields = [ | |
| 'field1', | |
| 'field2', | |
| 'field3', | |
| 'field4', | |
| 'field5', | |
| ] | |
| class RegularSerializer(serializers.Serializer): | |
| field1 = serializers.CharField(max_length=2) | |
| field2 = serializers.CharField(max_length=2) | |
| field3 = serializers.CharField(max_length=2) | |
| field4 = serializers.CharField(max_length=2) | |
| field5 = serializers.CharField(max_length=2) | |
| def custom_serializer(obj): | |
| return { | |
| 'field1': obj.field1, | |
| 'field2': obj.field2, | |
| 'field3': obj.field3, | |
| 'field4': obj.field4, | |
| 'field5': obj.field5, | |
| } | |
| instance = SomeModel( | |
| field1='1', | |
| field2='2', | |
| field3='3', | |
| field4='4', | |
| field5='5', | |
| ) | |
| def run_model(): | |
| ModelSerializer(instance).data | |
| def run_regular(): | |
| RegularSerializer(instance).data | |
| def run_custom(): | |
| custom_serializer(instance) | |
| cProfile.run('''for i in range(5000): run_model()''', sort='tottime') | |
| cProfile.run('''for i in range(5000): run_regular()''', sort='tottime') | |
| cProfile.run('''for i in range(5000): run_custom()''', sort='tottime') |
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