feat(boards): micropython下添加对openai chat接口的支持

boards/default_src/micropython/origin/build/lib/ollama.py

@@ -60,7 +60,7 @@ class Ollama():
                 self._url, headers=self._heads, data=data)
             if response.status_code == 200:
                 break
-            time.slee(1)
+            time.sleep(1)
 
         output = ""
 
@@ -101,7 +101,7 @@ class Ollama():
             self.add_history("assistant", content)
             messages_len = len(self._messages)
             history_num = 2 * self._max_history_num
-            while history_num < len(self._messages):
+            while history_num < messages_len:
                 del self._messages[0]
         else:
             self.clear_user_history()

boards/default_src/micropython/origin/build/lib/openai.py

@@ -0,0 +1,53 @@
+import urequests
+import time
+import json
+import ollama
+
+
+class OpenAI(ollama.Ollama):
+    def __init__(self, url="", api_key="", model="", max_history_num=0, max_tokens=1024):
+        super().__init__(url, model, max_history_num)
+        self._heads["Authorization"] = "Bearer {}".format(api_key)
+        self._data["max_tokens"] = max_tokens
+        self._chat_url = "{}/chat/completions".format(self._url)
+
+    def _post(self, content_callback=None):
+        response = None
+        data = json.dumps(self._data).encode('utf-8')
+        for i in range(0, self._max_retries):
+            response = urequests.post(
+                self._chat_url, headers=self._heads, data=data)
+            if response.status_code == 200:
+                break
+            time.sleep(1)
+
+        output = ""
+
+        if response.status_code != 200:
+            output = response.text
+            if content_callback:
+                content_callback(output)
+            return output
+
+        if not content_callback:
+            output = json.loads(response.text)[
+                "choices"][0]["message"]["content"]
+            response.close()
+            return output
+
+        try:
+            while True:
+                line = response.raw.readline()
+                if line[:5] != b"data:":
+                    continue
+                if line[-7:-1] == b"[DONE]":
+                    break
+                line = line[6:-1]
+                line = line.decode('utf-8').strip()
+                data = json.loads(line)
+                content = data["choices"][0]["delta"]["content"]
+                content_callback(content)
+                output += content
+        finally:
+            response.close()
+        return output