handle non-json responses

heavynode.py

@@ -22,7 +22,10 @@ class Client:
         # hang out in a pending state until someone else does
 
     async def make_request(self, method, path, *args, **kwargs):
-        h = {'Authorization': f'Bearer {self.token}'}
+        h = {
+            'Authorization': f'Bearer {self.token}',
+            'Accept': 'Application/vnd.pterodactyl.v1+json',
+        }
         if 'headers' in kwargs:
             kwargs['headers'].update(h)
         else:
@@ -35,7 +38,12 @@ class Client:
         r = await self.session.request(method, url, *args, **kwargs)
         if r.status >= 400:
             raise HttpError(f'Request failed with status code {r.status}', r)
-        return await r.json()
+        elif r.status == 204:
+            return None # no content
+        elif r.headers['Content-Type'].lower() in {'application/json', 'application/vnd.pterodactyl.v1+json'}:
+            return await r.json()
+        else:
+            return await r.text
 
     async def send_command(self, cmd):
         """Send console command to minecraft server."""