Code quality

secret_loader/__init__.py

@@ -194,7 +194,7 @@ class SecretLoader:
             return None
 
         cmd = ['pass', 'show', f'{self.pass_folder}/{secret_name.lower()}']
-        process = subprocess.run(cmd, capture_output=True)
+        process = subprocess.run(cmd, capture_output=True, check=True)
         if process.returncode:
             return None
 
@@ -240,5 +240,6 @@ class SecretLoader:
 
         solutions_list = '\n'.join([f'* {s}' for s in solutions_list])
         return ERROR_MESSAGE_FORMAT.format(
-            secret_name=secret_name, solutions_list=solutions_list,
+            secret_name=secret_name,
+            solutions_list=solutions_list,
         )

test/__init__.py

@@ -0,0 +1 @@
+# Dummy