2 files changed, 128 insertions, 0 deletions

diff --git a/g4f/local/core/engine.py b/g4f/local/core/engine.py
new file mode 100644
index 00000000..920ed9b4
--- /dev/null
+++ b/g4f/local/core/engine.py
@@ -0,0 +1,42 @@
+import os
+
+from gpt4all import GPT4All
+from .models import models
+
+class LocalProvider:
+    @staticmethod
+    def create_completion(model, messages, stream, **kwargs):
+        if model not in models:
+            raise ValueError(f"Model '{model}' not found / not yet implemented")
+        
+        model           = models[model]
+        model_dir       = os.path.join(os.path.dirname(os.path.abspath(__file__)), '../models/')
+        full_model_path = os.path.join(model_dir, model['path'])
+        
+        if not os.path.isfile(full_model_path):
+            print(f"Model file '{full_model_path}' not found.")
+            download = input(f'Do you want to download {model["path"]} ? [y/n]')
+            
+            if download in ['y', 'Y']:
+                GPT4All.download_model(model['path'], model_dir)
+            else:
+                raise ValueError(f"Model '{model['path']}' not found.")
+        
+        model = GPT4All(model_name=model['path'],
+                               n_threads=8,
+                               verbose=False,
+                               allow_download=False,
+                               model_path=model_dir)
+        
+        system_template = next((message['content'] for message in messages if message['role'] == 'system'), 
+                               'A chat between a curious user and an artificial intelligence assistant.')
+        
+        prompt_template = 'USER: {0}\nASSISTANT: '
+        conversation    = '\n'.join(f"{msg['role'].upper()}: {msg['content']}" for msg in messages) + "\nASSISTANT: "
+        
+        with model.chat_session(system_template, prompt_template):
+            if stream:
+                for token in model.generate(conversation, streaming=True):
+                    yield token
+            else:
+                yield model.generate(conversation)
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diff --git a/g4f/local/core/models.py b/g4f/local/core/models.py
new file mode 100644
index 00000000..ec36fe41
--- /dev/null
+++ b/g4f/local/core/models.py
@@ -0,0 +1,86 @@
+models = {
+    "mistral-7b": {
+        "path": "mistral-7b-openorca.gguf2.Q4_0.gguf",
+        "ram": "8",
+        "prompt": "<|im_start|>user\n%1<|im_end|>\n<|im_start|>assistant\n",
+        "system": "<|im_start|>system\nYou are MistralOrca, a large language model trained by Alignment Lab AI. For multi-step problems, write out your reasoning for each step.\n<|im_end|>"
+    },
+    "mistral-7b-instruct": {
+        "path": "mistral-7b-instruct-v0.1.Q4_0.gguf",
+        "ram": "8",
+        "prompt": "[INST] %1 [/INST]",
+        "system": None
+    },
+    "gpt4all-falcon": {
+        "path": "gpt4all-falcon-newbpe-q4_0.gguf",
+        "ram": "8",
+        "prompt": "### Instruction:\n%1\n### Response:\n",
+        "system": None
+    },
+    "orca-2": {
+        "path": "orca-2-13b.Q4_0.gguf",
+        "ram": "16",
+        "prompt": None,
+        "system": None
+    },
+    "wizardlm-13b": {
+        "path": "wizardlm-13b-v1.2.Q4_0.gguf",
+        "ram": "16",
+        "prompt": None,
+        "system": None
+    },
+    "nous-hermes-llama2": {
+        "path": "nous-hermes-llama2-13b.Q4_0.gguf",
+        "ram": "16",
+        "prompt": "### Instruction:\n%1\n### Response:\n",
+        "system": None
+    },
+    "gpt4all-13b-snoozy": {
+        "path": "gpt4all-13b-snoozy-q4_0.gguf",
+        "ram": "16",
+        "prompt": None,
+        "system": None
+    },
+    "mpt-7b-chat": {
+        "path": "mpt-7b-chat-newbpe-q4_0.gguf",
+        "ram": "8",
+        "prompt": "<|im_start|>user\n%1<|im_end|>\n<|im_start|>assistant\n",
+        "system": "<|im_start|>system\n- You are a helpful assistant chatbot trained by MosaicML.\n- You answer questions.\n- You are excited to be able to help the user, but will refuse to do anything that could be considered harmful to the user.\n- You are more than just an information source, you are also able to write poetry, short stories, and make jokes.<|im_end|>"
+    },
+    "orca-mini-3b": {
+        "path": "orca-mini-3b-gguf2-q4_0.gguf",
+        "ram": "4",
+        "prompt": "### User:\n%1\n### Response:\n",
+        "system": "### System:\nYou are an AI assistant that follows instruction extremely well. Help as much as you can.\n\n"
+    },
+    "replit-code-3b": {
+        "path": "replit-code-v1_5-3b-newbpe-q4_0.gguf",
+        "ram": "4",
+        "prompt": "%1",
+        "system": None
+    },
+    "starcoder": {
+        "path": "starcoder-newbpe-q4_0.gguf",
+        "ram": "4",
+        "prompt": "%1",
+        "system": None
+    },
+    "rift-coder-7b": {
+        "path": "rift-coder-v0-7b-q4_0.gguf",
+        "ram": "8",
+        "prompt": "%1",
+        "system": None
+    },
+    "all-MiniLM-L6-v2": {
+        "path": "all-MiniLM-L6-v2-f16.gguf",
+        "ram": "1",
+        "prompt": None,
+        "system": None
+    },
+    "mistral-7b-german": {
+        "path": "em_german_mistral_v01.Q4_0.gguf",
+        "ram": "8",
+        "prompt": "USER: %1 ASSISTANT: ",
+        "system": "Du bist ein hilfreicher Assistent. "
+    }
+}
\ No newline at end of file