From 5db58fd87f230fbe5bae599bb4b120ab42cad3be Mon Sep 17 00:00:00 2001
From: "t.me/xtekky" <98614666+xtekky@users.noreply.github.com>
Date: Sat, 24 Jun 2023 03:47:00 +0200
Subject: gpt4free v2, first release

---
 g4f/Provider/Providers/H2o.py | 106 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 g4f/Provider/Providers/H2o.py

(limited to 'g4f/Provider/Providers/H2o.py')

diff --git a/g4f/Provider/Providers/H2o.py b/g4f/Provider/Providers/H2o.py
new file mode 100644
index 00000000..eabf94e2
--- /dev/null
+++ b/g4f/Provider/Providers/H2o.py
@@ -0,0 +1,106 @@
+from requests import Session
+from uuid import uuid4
+from json import loads
+import os
+import json
+import requests
+from ...typing import sha256, Dict, get_type_hints
+
+url = 'https://gpt-gm.h2o.ai'
+model = ['falcon-40b', 'falcon-7b', 'llama-13b']
+supports_stream = True
+needs_auth = False
+
+models = {
+    'falcon-7b': 'h2oai/h2ogpt-gm-oasst1-en-2048-falcon-7b-v3',
+    'falcon-40b': 'h2oai/h2ogpt-gm-oasst1-en-2048-falcon-40b-v1',
+    'llama-13b': 'h2oai/h2ogpt-gm-oasst1-en-2048-open-llama-13b'
+}
+
+def _create_completion(model: str, messages: list, stream: bool, **kwargs):
+    conversation = 'instruction: this is a conversation beween, a user and an AI assistant, respond to the latest message, referring to the conversation if needed\n'
+    for message in messages:
+        conversation += '%s: %s\n' % (message['role'], message['content'])
+    conversation += 'assistant:'
+    
+    client = Session()
+    client.headers = {
+        'authority': 'gpt-gm.h2o.ai',
+        'origin': 'https://gpt-gm.h2o.ai',
+        'referer': 'https://gpt-gm.h2o.ai/',
+        'sec-ch-ua': '"Not.A/Brand";v="8", "Chromium";v="114", "Google Chrome";v="114"',
+        'sec-ch-ua-mobile': '?0',
+        'sec-ch-ua-platform': '"Windows"',
+        'sec-fetch-dest': 'document',
+        'sec-fetch-mode': 'navigate',
+        'sec-fetch-site': 'same-origin',
+        'sec-fetch-user': '?1',
+        'upgrade-insecure-requests': '1',
+        'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36',
+    }
+
+    client.get('https://gpt-gm.h2o.ai/')
+    response = client.post('https://gpt-gm.h2o.ai/settings', data={
+        'ethicsModalAccepted': 'true',
+        'shareConversationsWithModelAuthors': 'true',
+        'ethicsModalAcceptedAt': '',
+        'activeModel': 'h2oai/h2ogpt-gm-oasst1-en-2048-falcon-40b-v1',
+        'searchEnabled': 'true',
+    })
+
+    headers = {
+        'authority': 'gpt-gm.h2o.ai',
+        'accept': '*/*',
+        'accept-language': 'en,fr-FR;q=0.9,fr;q=0.8,es-ES;q=0.7,es;q=0.6,en-US;q=0.5,am;q=0.4,de;q=0.3',
+        'origin': 'https://gpt-gm.h2o.ai',
+        'referer': 'https://gpt-gm.h2o.ai/',
+        'sec-ch-ua': '"Not.A/Brand";v="8", "Chromium";v="114", "Google Chrome";v="114"',
+        'sec-ch-ua-mobile': '?0',
+        'sec-ch-ua-platform': '"Windows"',
+        'sec-fetch-dest': 'empty',
+        'sec-fetch-mode': 'cors',
+        'sec-fetch-site': 'same-origin',
+        'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36',
+    }
+
+    json_data = {
+        'model': models[model]
+    }
+
+    response = client.post('https://gpt-gm.h2o.ai/conversation',
+                            headers=headers, json=json_data)
+    conversationId = response.json()['conversationId']
+
+
+    completion = client.post(f'https://gpt-gm.h2o.ai/conversation/{conversationId}', stream=True, json = {
+        'inputs': conversation,
+        'parameters': {
+            'temperature': kwargs.get('temperature', 0.4),
+            'truncate': kwargs.get('truncate', 2048),
+            'max_new_tokens': kwargs.get('max_new_tokens', 1024),
+            'do_sample': kwargs.get('do_sample', True),
+            'repetition_penalty': kwargs.get('repetition_penalty', 1.2),
+            'return_full_text': kwargs.get('return_full_text', False)
+        },
+        'stream': True,
+        'options': {
+            'id': kwargs.get('id', str(uuid4())),
+            'response_id': kwargs.get('response_id', str(uuid4())),
+            'is_retry': False,
+            'use_cache': False,
+            'web_search_id': ''
+        }
+    })
+
+    for line in completion.iter_lines():
+        if b'data' in line:
+            line = loads(line.decode('utf-8').replace('data:', ''))
+            token = line['token']['text']
+            
+            if token == '<|endoftext|>':
+                break
+            else:
+                yield (token)
+            
+params = f'g4f.Providers.{os.path.basename(__file__)[:-3]} supports: ' + \
+    '(%s)' % ', '.join([f"{name}: {get_type_hints(_create_completion)[name].__name__}" for name in _create_completion.__code__.co_varnames[:_create_completion.__code__.co_argcount]])
\ No newline at end of file
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