text: from dataclasses import field
  from rest_framework import serializers
  
  from .models import routes, binding_contracts, authorization_documents, validation_tools, procedure
  
  class RouteSerializer(serializers.ModelSerializer):
      class Meta:
          model = routes
          fields = ('__all__')
  
  class BindingContractsSerializer(serializers.ModelSerializer):
      class Meta:
          model = binding_contracts
          fields = ('__all__')
  
  class AuthorizationDocumentSerializer(serializers.ModelSerializer):
      class Meta:
          model = authorization_documents
          fields = ('__all__')
  
  class ValidationToolsSerializer(serializers.ModelSerializer):
      class Meta:
          model = validation_tools
          fields = ('__all__')
  
  class ProcedureSerializer(serializers.ModelSerializer):
      class Meta:
          model = procedure
          fields = ('__all__')