Abstract header gen to seperate function

piker/brokers/kucoin.py

@@ -77,20 +77,17 @@ class Client:
             self._key_secret = config["key_secret"]
             self._key_passphrase = config["key_passphrase"]
 
-    async def _request(
+    def _gen_auth_req_headers(
         self,
         action: Literal["POST", "GET", "PUT", "DELETE"],
         endpoint: str,
         api_v: str = "v2",
-    ) -> Any:
-
+    ):
         now = int(time.time() * 1000)
         path = f'/api/{api_v}{endpoint}'
         str_to_sign = str(now) + action + path
-        headers = {}
 
         # Add headers to request if authenticated
-        if self._authenticated:
         signature = base64.b64encode(
             hmac.new(
                 self._key_secret.encode('utf-8'),
@@ -107,7 +104,7 @@ class Client:
             ).digest()
         )
 
-            headers = {
+        return {
             "KC-API-SIGN": signature,
             "KC-API-TIMESTAMP": str(now),
             "KC-API-KEY": self._key_id,
@@ -115,9 +112,20 @@ class Client:
             "KC-API-KEY-VERSION": "2"
         }
 
-        api_url = f"https://api.kucoin.com{path}"
+    async def _request(
+        self,
+        action: Literal["POST", "GET", "PUT", "DELETE"],
+        endpoint: str,
+        api_v: str = "v2",
+    ) -> Any:
+        headers = {}
+
+        if self._authenticated:
+            headers = self._gen_auth_req_headers(action, endpoint, api_v)
+
+        api_url = f"https://api.kucoin.com/api/{api_v}{endpoint}"
         res = await asks.request(action, api_url, headers=headers)
-        # breakpoint()
+
         if "data" in res.json():
             return res.json()["data"]
         else: