fix flake8

backend/metagenedb/apps/catalog/serializers/__init__.py

@@ -3,4 +3,4 @@ from .gene import GeneSerializer
 from .taxonomy import TaxonomySerializer
 
 
-__all__ = ['FunctionSerializer', 'GeneSerializer', 'TaxonomySerializer']
\ No newline at end of file
+__all__ = ['FunctionSerializer', 'GeneSerializer', 'TaxonomySerializer']

backend/metagenedb/apps/catalog/serializers/function.py

@@ -5,4 +5,4 @@ from metagenedb.apps.catalog.models import Function
 class FunctionSerializer(serializers.ModelSerializer):
     class Meta:
         model = Function
-        fields = ('function_id', 'source', 'name')
\ No newline at end of file
+        fields = ('function_id', 'source', 'name')

backend/metagenedb/apps/catalog/serializers/gene.py

@@ -8,4 +8,4 @@ class GeneSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Gene
-        fields = ('gene_id', 'gene_length', 'functions')
\ No newline at end of file
+        fields = ('gene_id', 'gene_length', 'functions')

backend/metagenedb/apps/catalog/serializers/taxonomy.py

@@ -9,7 +9,7 @@ class TaxonomySerializer(serializers.ModelSerializer):
         source='parent',
         required=False
      )
-    
+
     class Meta:
         model = Taxonomy
         fields = ('tax_id', 'name', 'rank', 'parent_tax_id')