#22 blackened code

cellxgene_gateway/path_util.py

@@ -16,6 +16,7 @@ from cellxgene_gateway.cellxgene_exception import CellxgeneException
 from cellxgene_gateway.dir_util import make_h5ad
 from cellxgene_gateway.cache_key import CacheKey
 
+
 def get_key(path):
     if path == "/" or path == "":
         raise CellxgeneException(
@@ -25,10 +26,10 @@ def get_key(path):
     trimmed = path[:-1] if path[-1] == "/" else path
     try:
         # valid paths come in three forms:
-        if trimmed.endswith('.h5ad') and data_file_exists(trimmed):
+        if trimmed.endswith(".h5ad") and data_file_exists(trimmed):
             # 1) somedir/dataset.h5ad: a dataset
             return CacheKey(trimmed, trimmed, None)
-        elif trimmed.endswith('.csv'):
+        elif trimmed.endswith(".csv"):
 
             # 2) somedir/dataset_annotations/saldaal1-T5HMVBNV.csv : an actual annotations file.
             annotations_dir = os.path.split(trimmed)[0]
@@ -36,22 +37,24 @@ def get_key(path):
             if data_file_exists(dataset):
                 data_dir_ensure(annotations_dir)
                 return CacheKey(trimmed, dataset, trimmed)
-        elif trimmed.endswith('_annotations') and data_dir_exists(trimmed):
+        elif trimmed.endswith("_annotations") and data_dir_exists(trimmed):
             # 3) somedir/dataset_annotations: an annotation directory. The corresponding h5ad must exist, but the directory may not.
             dataset = make_h5ad(trimmed)
             if data_file_exists(dataset):
-                return CacheKey(trimmed, dataset, '')
+                return CacheKey(trimmed, dataset, "")
     except CellxgeneException:
         pass
     split = os.path.split(trimmed)
     return get_key(split[0])
 
+
 def validate_exists(file_path):
     if not os.path.exists(file_path):
         raise CellxgeneException(
             "File does not exist: " + file_path, status.HTTP_400_BAD_REQUEST
         )
 
+
 def validate_is_file(file_path):
     validate_exists(file_path)
     if not os.path.isfile(file_path):
@@ -59,6 +62,8 @@ def validate_is_file(file_path):
             "Path is not file: " + file_path, status.HTTP_400_BAD_REQUEST
         )
     return
+
+
 def validate_is_dir(file_path):
     validate_exists(file_path)
     if not os.path.isdir(file_path):
@@ -67,29 +72,36 @@ def validate_is_dir(file_path):
         )
     return
 
+
 def data_file_exists(dataset):
     file_path = os.path.join(env.cellxgene_data, dataset)
     validate_is_file(file_path)
     return True
+
+
 def data_dir_exists(dataset):
     file_path = os.path.join(env.cellxgene_data, dataset)
     validate_is_dir(file_path)
     return True
+
+
 def data_dir_ensure(dataset):
     file_path = os.path.join(env.cellxgene_data, dataset)
     if not os.path.exists(file_path):
         os.makedirs(file_path)
 
+
 def get_file_path(key):
     dataset = key.dataset
     file_path = os.path.join(env.cellxgene_data, dataset)
     validate_is_file(file_path)
     return file_path
 
+
 def get_annotation_file_path(key):
     if key.annotation_file is None:
         return None
-    if key.annotation_file == '':
-        return ''
+    if key.annotation_file == "":
+        return ""
     file_path = os.path.join(env.cellxgene_data, key.annotation_file)
     return file_path