Your task is to review pull requests. Instructions:
- Provide the response in following JSON format: {"reviews": [{"line": <line_number>, "body": "<review comment>"}]}
- Do not give positive comments or compliments.
- Provide comments and suggestions ONLY if there is something to improve, otherwise "reviews" should be an empty array.
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- Use the given description only for the overall context and only comment the code.
- IMPORTANT: NEVER suggest adding comments to the code.

Review the following code diff in the file "g4f/Provider/Cloudflare.py" and take the pull request title and description into account when writing the response.
  
Pull request title: [pull] main from xtekky:main
Pull request description:
---
See Commits and Changes for more details.

-----
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---

Each line is prefixed by its number. Code to review:
```
1: from __future__ import annotations
2: 
3:+from aiohttp import ClientSession
4: import asyncio
5: import json
6: import uuid
7: import cloudscraper
8: from typing import AsyncGenerator
9:+
10: from ..typing import AsyncResult, Messages
11: from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
12: from .helper import format_prompt
13: 
14: class Cloudflare(AsyncGeneratorProvider, ProviderModelMixin):
15:+    label = "Cloudflare AI"
16:     url = "https://playground.ai.cloudflare.com"
17:     api_endpoint = "https://playground.ai.cloudflare.com/api/inference"
18:     working = True
20:     supports_system_message = True
21:     supports_message_history = True
22:     
-    default_model = '@cf/meta/llama-3.1-8b-instruct'
-    models = [        
-         '@cf/deepseek-ai/deepseek-math-7b-instruct', # Specific answer
-         
-         
-         '@cf/thebloke/discolm-german-7b-v1-awq', 
-         
-         
-         '@cf/tiiuae/falcon-7b-instruct', # Specific answer
-         
-         
-         '@hf/google/gemma-7b-it', 
-
-
23:+    default_model = '@cf/meta/llama-3.1-8b-instruct-awq'
24:+    models = [               
25:          '@cf/meta/llama-2-7b-chat-fp16', 
26:          '@cf/meta/llama-2-7b-chat-int8', 
27:          
28:          '@cf/meta/llama-3-8b-instruct', 
29:          '@cf/meta/llama-3-8b-instruct-awq', 
-         default_model, 
30:          '@hf/meta-llama/meta-llama-3-8b-instruct', 
31:          
-         '@cf/meta/llama-3.1-8b-instruct-awq', 
32:+         default_model, 
33:          '@cf/meta/llama-3.1-8b-instruct-fp8',  
-         '@cf/meta/llama-3.2-11b-vision-instruct',  
34:+         
35:          '@cf/meta/llama-3.2-1b-instruct',  
-         '@cf/meta/llama-3.2-3b-instruct',  
36: 
-         '@cf/mistral/mistral-7b-instruct-v0.1',
37:          '@hf/mistral/mistral-7b-instruct-v0.2',
38:          
-         '@cf/openchat/openchat-3.5-0106',
-         
-         '@cf/microsoft/phi-2',
-         
-         '@cf/qwen/qwen1.5-0.5b-chat',
-         '@cf/qwen/qwen1.5-1.8b-chat',
-         '@cf/qwen/qwen1.5-14b-chat-awq',
-         '@cf/qwen/qwen1.5-7b-chat-awq',
-         
-         '@cf/defog/sqlcoder-7b-2', # Specific answer
-         
-         '@cf/tinyllama/tinyllama-1.1b-chat-v1.0',
39:+         '@cf/qwen/qwen1.5-7b-chat-awq', 
40:          
-         '@cf/fblgit/una-cybertron-7b-v2-bf16',
41:+         '@cf/defog/sqlcoder-7b-2',
42:     ]
43:     
44:     model_aliases = {       
-        "german-7b-v1": "@cf/thebloke/discolm-german-7b-v1-awq",
-
-        
-        "gemma-7b": "@hf/google/gemma-7b-it",
-        
-        
45:         "llama-2-7b": "@cf/meta/llama-2-7b-chat-fp16",
46:         "llama-2-7b": "@cf/meta/llama-2-7b-chat-int8",
47:         
48:         "llama-3-8b": "@cf/meta/llama-3-8b-instruct",
49:         "llama-3-8b": "@cf/meta/llama-3-8b-instruct-awq",
-        "llama-3-8b": "@cf/meta/llama-3.1-8b-instruct",
50:         "llama-3-8b": "@hf/meta-llama/meta-llama-3-8b-instruct",
51:         
52:         "llama-3.1-8b": "@cf/meta/llama-3.1-8b-instruct-awq",
53:         "llama-3.1-8b": "@cf/meta/llama-3.1-8b-instruct-fp8",
-        "llama-3.1-8b": "@cf/meta/llama-3.1-8b-instruct-fp8",
54:         
-        "llama-3.2-11b": "@cf/meta/llama-3.2-11b-vision-instruct",
55:         "llama-3.2-1b": "@cf/meta/llama-3.2-1b-instruct",
-        "llama-3.2-3b": "@cf/meta/llama-3.2-3b-instruct",
56:         
-        
-        "mistral-7b": "@cf/mistral/mistral-7b-instruct-v0.1",
-        "mistral-7b": "@hf/mistral/mistral-7b-instruct-v0.2",
-        
-        
-        "openchat-3.5": "@cf/openchat/openchat-3.5-0106",
-        
-        
-        "phi-2": "@cf/microsoft/phi-2",
-        
-                
-        "qwen-1.5-0.5b": "@cf/qwen/qwen1.5-0.5b-chat",
-        "qwen-1.5-1.8b": "@cf/qwen/qwen1.5-1.8b-chat",
-        "qwen-1.5-14b": "@cf/qwen/qwen1.5-14b-chat-awq",
57:         "qwen-1.5-7b": "@cf/qwen/qwen1.5-7b-chat-awq",
58:         
-
-        "tinyllama-1.1b": "@cf/tinyllama/tinyllama-1.1b-chat-v1.0",
-        
-        
-        "cybertron-7b": "@cf/fblgit/una-cybertron-7b-v2-bf16",
59:+        #"sqlcoder-7b": "@cf/defog/sqlcoder-7b-2",
60:     }
61: 
62:     @classmethod
74:         model: str,
75:         messages: Messages,
76:         proxy: str = None,
-        max_tokens: str = 2048,
-        stream: bool = True,
77:+        max_tokens: int = 2048,
78:         **kwargs
79:     ) -> AsyncResult:
80:         model = cls.get_model(model)
102:         
103:         scraper = cloudscraper.create_scraper()
104:         
-        prompt = format_prompt(messages)
105:         data = {
106:             "messages": [
-                {"role": "system", "content": "You are a helpful assistant"},
-                {"role": "user", "content": prompt}
107:+                {"role": "user", "content": format_prompt(messages)}
108:             ],
109:             "lora": None,
110:             "model": model,
111:             "max_tokens": max_tokens,
-            "stream": stream
112:+            "stream": True
113:         }
114:         
115:         max_retries = 3
116:+        full_response = ""
117:+        
118:         for attempt in range(max_retries):
119:             try:
120:                 response = scraper.post(
129:                 if response.status_code == 403:
130:                     await asyncio.sleep(2 ** attempt)
131:                     continue
-                
132:+                    
133:                 response.raise_for_status()
134:                 
135:                 for line in response.iter_lines():
136:                     if line.startswith(b'data: '):
137:                         if line == b'data: [DONE]':
138:+                            if full_response:
139:+                                yield full_response
140:                             break
141:                         try:
-                            content = json.loads(line[6:].decode('utf-8'))['response']
-                            yield content
142:+                            content = json.loads(line[6:].decode('utf-8'))
143:+                            if 'response' in content and content['response'] != '
':
144:+                                yield content['response']
145:                         except Exception:
146:                             continue
147:                 break
148:             except Exception as e:
149:                 if attempt == max_retries - 1:
150:                     raise
-
-    @classmethod
-    async def create_async(
-        cls,
-        model: str,
-        messages: Messages,
-        proxy: str = None,
-        **kwargs
-    ) -> str:
-        full_response = ""
-        async for response in cls.create_async_generator(model, messages, proxy, **kwargs):
-            full_response += response
-        return full_response
```