id stringlengths 14 16 | text stringlengths 36 2.73k | source stringlengths 49 117 |
|---|---|---|
662083bd521f-2 | llm = SelfHostedPipeline(
model_load_fn=load_pipeline,
hardware=gpu,
model_reqs=model_reqs, inference_fn=inference_fn
)
Example for <2GB model (can be serialized and sent directly to the server):
.. code-block:: python
from langchain.ll... | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted.html |
662083bd521f-3 | load_fn_kwargs: Optional[dict] = None
"""Key word arguments to pass to the model load function."""
model_reqs: List[str] = ["./", "torch"]
"""Requirements to install on hardware to inference the model."""
class Config:
"""Configuration for this pydantic object."""
extra = Extra.forbid
... | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted.html |
662083bd521f-4 | if not isinstance(pipeline, str):
logger.warning(
"Serializing pipeline to send to remote hardware. "
"Note, it can be quite slow"
"to serialize and send large models with each execution. "
"Consider sending the pipeline"
"to th... | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted.html |
897620904ce2-0 | Source code for langchain.llms.mosaicml
"""Wrapper around MosaicML APIs."""
from typing import Any, Dict, List, Mapping, Optional
import requests
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils impo... | https://python.langchain.com/en/latest/_modules/langchain/llms/mosaicml.html |
897620904ce2-1 | )
"""
endpoint_url: str = (
"https://models.hosted-on.mosaicml.hosting/mpt-7b-instruct/v1/predict"
)
"""Endpoint URL to use."""
inject_instruction_format: bool = False
"""Whether to inject the instruction format into the prompt."""
model_kwargs: Optional[dict] = None
"""Key word ... | https://python.langchain.com/en/latest/_modules/langchain/llms/mosaicml.html |
897620904ce2-2 | instruction=prompt,
)
return prompt
def _call(
self,
prompt: str,
stop: Optional[List[str]] = None,
run_manager: Optional[CallbackManagerForLLMRun] = None,
is_retry: bool = False,
) -> str:
"""Call out to a MosaicML LLM inference endpoint.
... | https://python.langchain.com/en/latest/_modules/langchain/llms/mosaicml.html |
897620904ce2-3 | raise ValueError(
f"Error raised by inference API: {parsed_response['error']}"
)
if "data" not in parsed_response:
raise ValueError(
f"Error raised by inference API, no key data: {parsed_response}"
)
generate... | https://python.langchain.com/en/latest/_modules/langchain/llms/mosaicml.html |
6f5ba6f2ab35-0 | Source code for langchain.llms.huggingface_text_gen_inference
"""Wrapper around Huggingface text generation inference API."""
from functools import partial
from typing import Any, Dict, List, Optional
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from... | https://python.langchain.com/en/latest/_modules/langchain/llms/huggingface_text_gen_inference.html |
6f5ba6f2ab35-1 | inference_server_url = "http://localhost:8010/",
max_new_tokens = 512,
top_k = 10,
top_p = 0.95,
typical_p = 0.95,
temperature = 0.01,
repetition_penalty = 1.03,
)
print(llm("What is Deep Learning?"))... | https://python.langchain.com/en/latest/_modules/langchain/llms/huggingface_text_gen_inference.html |
6f5ba6f2ab35-2 | @root_validator()
def validate_environment(cls, values: Dict) -> Dict:
"""Validate that python package exists in environment."""
try:
import text_generation
values["client"] = text_generation.Client(
values["inference_server_url"], timeout=values["timeout"]
... | https://python.langchain.com/en/latest/_modules/langchain/llms/huggingface_text_gen_inference.html |
6f5ba6f2ab35-3 | text_callback = None
if run_manager:
text_callback = partial(
run_manager.on_llm_new_token, verbose=self.verbose
)
params = {
"stop_sequences": stop,
"max_new_tokens": self.max_new_tokens,
"top_k"... | https://python.langchain.com/en/latest/_modules/langchain/llms/huggingface_text_gen_inference.html |
f338afd9acee-0 | Source code for langchain.llms.writer
"""Wrapper around Writer APIs."""
from typing import Any, Dict, List, Mapping, Optional
import requests
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils import e... | https://python.langchain.com/en/latest/_modules/langchain/llms/writer.html |
f338afd9acee-1 | logprobs: bool = False
"""Whether to return log probabilities."""
n: Optional[int] = None
"""How many completions to generate."""
writer_api_key: Optional[str] = None
"""Writer API key."""
base_url: Optional[str] = None
"""Base url to use, if None decides based on model name."""
class Co... | https://python.langchain.com/en/latest/_modules/langchain/llms/writer.html |
f338afd9acee-2 | """Get the identifying parameters."""
return {
**{"model_id": self.model_id, "writer_org_id": self.writer_org_id},
**self._default_params,
}
@property
def _llm_type(self) -> str:
"""Return type of llm."""
return "writer"
def _call(
self,
... | https://python.langchain.com/en/latest/_modules/langchain/llms/writer.html |
f338afd9acee-3 | text = enforce_stop_tokens(text, stop)
return text
By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on May 25, 2023. | https://python.langchain.com/en/latest/_modules/langchain/llms/writer.html |
11def957dc97-0 | Source code for langchain.llms.beam
"""Wrapper around Beam API."""
import base64
import json
import logging
import subprocess
import textwrap
import time
from typing import Any, Dict, List, Mapping, Optional
import requests
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import Callba... | https://python.langchain.com/en/latest/_modules/langchain/llms/beam.html |
11def957dc97-1 | llm._deploy()
call_result = llm._call(input)
"""
model_name: str = ""
name: str = ""
cpu: str = ""
memory: str = ""
gpu: str = ""
python_version: str = ""
python_packages: List[str] = []
max_length: str = ""
url: str = ""
"""model endpoint to use"""
model_kwargs: ... | https://python.langchain.com/en/latest/_modules/langchain/llms/beam.html |
11def957dc97-2 | """Validate that api key and python package exists in environment."""
beam_client_id = get_from_dict_or_env(
values, "beam_client_id", "BEAM_CLIENT_ID"
)
beam_client_secret = get_from_dict_or_env(
values, "beam_client_secret", "BEAM_CLIENT_SECRET"
)
values... | https://python.langchain.com/en/latest/_modules/langchain/llms/beam.html |
11def957dc97-3 | outputs={{"text": beam.Types.String()}},
handler="run.py:beam_langchain",
)
"""
)
script_name = "app.py"
with open(script_name, "w") as file:
file.write(
script.format(
name=self.name,
cpu=self.cpu,
... | https://python.langchain.com/en/latest/_modules/langchain/llms/beam.html |
11def957dc97-4 | if beam.__path__ == "":
raise ImportError
except ImportError:
raise ImportError(
"Could not import beam python package. "
"Please install it with `curl "
"https://raw.githubusercontent.com/slai-labs"
"/get-beam/main/get-... | https://python.langchain.com/en/latest/_modules/langchain/llms/beam.html |
11def957dc97-5 | ) -> str:
"""Call to Beam."""
url = "https://apps.beam.cloud/" + self.app_id if self.app_id else self.url
payload = {"prompt": prompt, "max_length": self.max_length}
headers = {
"Accept": "*/*",
"Accept-Encoding": "gzip, deflate",
"Authorization": "Bas... | https://python.langchain.com/en/latest/_modules/langchain/llms/beam.html |
de8cf991524e-0 | Source code for langchain.llms.gpt4all
"""Wrapper for the GPT4All model."""
from functools import partial
from typing import Any, Dict, List, Mapping, Optional, Set
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from... | https://python.langchain.com/en/latest/_modules/langchain/llms/gpt4all.html |
de8cf991524e-1 | logits_all: bool = Field(False, alias="logits_all")
"""Return logits for all tokens, not just the last token."""
vocab_only: bool = Field(False, alias="vocab_only")
"""Only load the vocabulary, no weights."""
use_mlock: bool = Field(False, alias="use_mlock")
"""Force system to keep model in RAM."""
... | https://python.langchain.com/en/latest/_modules/langchain/llms/gpt4all.html |
de8cf991524e-2 | starting from beginning if the context has run out."""
client: Any = None #: :meta private:
class Config:
"""Configuration for this pydantic object."""
extra = Extra.forbid
@staticmethod
def _model_param_names() -> Set[str]:
return {
"n_ctx",
"n_predict",... | https://python.langchain.com/en/latest/_modules/langchain/llms/gpt4all.html |
de8cf991524e-3 | except ImportError:
raise ValueError(
"Could not import gpt4all python package. "
"Please install it with `pip install gpt4all`."
)
return values
@property
def _identifying_params(self) -> Mapping[str, Any]:
"""Get the identifying parameter... | https://python.langchain.com/en/latest/_modules/langchain/llms/gpt4all.html |
de8cf991524e-4 | text = enforce_stop_tokens(text, stop)
return text
By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on May 25, 2023. | https://python.langchain.com/en/latest/_modules/langchain/llms/gpt4all.html |
dc73aec46a02-0 | Source code for langchain.llms.forefrontai
"""Wrapper around ForefrontAI APIs."""
from typing import Any, Dict, List, Mapping, Optional
import requests
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.util... | https://python.langchain.com/en/latest/_modules/langchain/llms/forefrontai.html |
dc73aec46a02-1 | @root_validator()
def validate_environment(cls, values: Dict) -> Dict:
"""Validate that api key exists in environment."""
forefrontai_api_key = get_from_dict_or_env(
values, "forefrontai_api_key", "FOREFRONTAI_API_KEY"
)
values["forefrontai_api_key"] = forefrontai_api_key... | https://python.langchain.com/en/latest/_modules/langchain/llms/forefrontai.html |
dc73aec46a02-2 | """
response = requests.post(
url=self.endpoint_url,
headers={
"Authorization": f"Bearer {self.forefrontai_api_key}",
"Content-Type": "application/json",
},
json={"text": prompt, **self._default_params},
)
response_j... | https://python.langchain.com/en/latest/_modules/langchain/llms/forefrontai.html |
2cf96fd7d420-0 | Source code for langchain.llms.sagemaker_endpoint
"""Wrapper around Sagemaker InvokeEndpoint API."""
from abc import abstractmethod
from typing import Any, Dict, Generic, List, Mapping, Optional, TypeVar, Union
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
f... | https://python.langchain.com/en/latest/_modules/langchain/llms/sagemaker_endpoint.html |
2cf96fd7d420-1 | """The MIME type of the response data returned from endpoint"""
@abstractmethod
def transform_input(self, prompt: INPUT_TYPE, model_kwargs: Dict) -> bytes:
"""Transforms the input to a format that model can accept
as the request Body. Should return bytes or seekable file
like object in t... | https://python.langchain.com/en/latest/_modules/langchain/llms/sagemaker_endpoint.html |
2cf96fd7d420-2 | )
credentials_profile_name = (
"default"
)
se = SagemakerEndpoint(
endpoint_name=endpoint_name,
region_name=region_name,
credentials_profile_name=credentials_profile_name
)
"""
client: Any #: :meta p... | https://python.langchain.com/en/latest/_modules/langchain/llms/sagemaker_endpoint.html |
2cf96fd7d420-3 | def transform_output(self, output: bytes) -> str:
response_json = json.loads(output.read().decode("utf-8"))
return response_json[0]["generated_text"]
"""
model_kwargs: Optional[Dict] = None
"""Key word arguments to pass to the model."""
endpoint_kwargs: Optional[D... | https://python.langchain.com/en/latest/_modules/langchain/llms/sagemaker_endpoint.html |
2cf96fd7d420-4 | @property
def _identifying_params(self) -> Mapping[str, Any]:
"""Get the identifying parameters."""
_model_kwargs = self.model_kwargs or {}
return {
**{"endpoint_name": self.endpoint_name},
**{"model_kwargs": _model_kwargs},
}
@property
def _llm_type(s... | https://python.langchain.com/en/latest/_modules/langchain/llms/sagemaker_endpoint.html |
2cf96fd7d420-5 | text = self.content_handler.transform_output(response["Body"])
if stop is not None:
# This is a bit hacky, but I can't figure out a better way to enforce
# stop tokens when making calls to the sagemaker endpoint.
text = enforce_stop_tokens(text, stop)
return text
By H... | https://python.langchain.com/en/latest/_modules/langchain/llms/sagemaker_endpoint.html |
1f0101d160a6-0 | Source code for langchain.llms.huggingface_pipeline
"""Wrapper around HuggingFace Pipeline APIs."""
import importlib.util
import logging
from typing import Any, List, Mapping, Optional
from pydantic import Extra
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from la... | https://python.langchain.com/en/latest/_modules/langchain/llms/huggingface_pipeline.html |
1f0101d160a6-1 | model_id: str = DEFAULT_MODEL_ID
"""Model name to use."""
model_kwargs: Optional[dict] = None
"""Key word arguments to pass to the model."""
class Config:
"""Configuration for this pydantic object."""
extra = Extra.forbid
[docs] @classmethod
def from_model_id(
cls,
... | https://python.langchain.com/en/latest/_modules/langchain/llms/huggingface_pipeline.html |
1f0101d160a6-2 | ) from e
if importlib.util.find_spec("torch") is not None:
import torch
cuda_device_count = torch.cuda.device_count()
if device < -1 or (device >= cuda_device_count):
raise ValueError(
f"Got device=={device}, "
f"device ... | https://python.langchain.com/en/latest/_modules/langchain/llms/huggingface_pipeline.html |
1f0101d160a6-3 | **{"model_kwargs": self.model_kwargs},
}
@property
def _llm_type(self) -> str:
return "huggingface_pipeline"
def _call(
self,
prompt: str,
stop: Optional[List[str]] = None,
run_manager: Optional[CallbackManagerForLLMRun] = None,
) -> str:
response ... | https://python.langchain.com/en/latest/_modules/langchain/llms/huggingface_pipeline.html |
b7902e0da904-0 | Source code for langchain.llms.anyscale
"""Wrapper around Anyscale"""
from typing import Any, Dict, List, Mapping, Optional
import requests
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils import enf... | https://python.langchain.com/en/latest/_modules/langchain/llms/anyscale.html |
b7902e0da904-1 | @root_validator()
def validate_environment(cls, values: Dict) -> Dict:
"""Validate that api key and python package exists in environment."""
anyscale_service_url = get_from_dict_or_env(
values, "anyscale_service_url", "ANYSCALE_SERVICE_URL"
)
anyscale_service_route = get_... | https://python.langchain.com/en/latest/_modules/langchain/llms/anyscale.html |
b7902e0da904-2 | ) -> str:
"""Call out to Anyscale Service endpoint.
Args:
prompt: The prompt to pass into the model.
stop: Optional list of stop words to use when generating.
Returns:
The string generated by the model.
Example:
.. code-block:: python
... | https://python.langchain.com/en/latest/_modules/langchain/llms/anyscale.html |
1e4a73c9f4b2-0 | Source code for langchain.llms.stochasticai
"""Wrapper around StochasticAI APIs."""
import logging
import time
from typing import Any, Dict, List, Mapping, Optional
import requests
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base... | https://python.langchain.com/en/latest/_modules/langchain/llms/stochasticai.html |
1e4a73c9f4b2-1 | raise ValueError(f"Found {field_name} supplied twice.")
logger.warning(
f"""{field_name} was transfered to model_kwargs.
Please confirm that {field_name} is what you intended."""
)
extra[field_name] = values.pop(field_name)
... | https://python.langchain.com/en/latest/_modules/langchain/llms/stochasticai.html |
1e4a73c9f4b2-2 | """
params = self.model_kwargs or {}
response_post = requests.post(
url=self.api_url,
json={"prompt": prompt, "params": params},
headers={
"apiKey": f"{self.stochasticai_api_key}",
"Accept": "application/json",
"Content-... | https://python.langchain.com/en/latest/_modules/langchain/llms/stochasticai.html |
d0a8c080923f-0 | Source code for langchain.llms.self_hosted_hugging_face
"""Wrapper around HuggingFace Pipeline API to run on self-hosted remote hardware."""
import importlib.util
import logging
from typing import Any, Callable, List, Mapping, Optional
from pydantic import Extra
from langchain.callbacks.manager import CallbackManagerFo... | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted_hugging_face.html |
d0a8c080923f-1 | text = enforce_stop_tokens(text, stop)
return text
def _load_transformer(
model_id: str = DEFAULT_MODEL_ID,
task: str = DEFAULT_TASK,
device: int = 0,
model_kwargs: Optional[dict] = None,
) -> Any:
"""Inference function to send to the remote hardware.
Accepts a huggingface model_id and retur... | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted_hugging_face.html |
d0a8c080923f-2 | )
if device < 0 and cuda_device_count > 0:
logger.warning(
"Device has %d GPUs available. "
"Provide device={deviceId} to `from_model_id` to use available"
"GPUs for execution. deviceId is -1 for CPU and "
"can be a positive integer ass... | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted_hugging_face.html |
d0a8c080923f-3 | hf = SelfHostedHuggingFaceLLM(
model_id="google/flan-t5-large", task="text2text-generation",
hardware=gpu
)
Example passing fn that generates a pipeline (bc the pipeline is not serializable):
.. code-block:: python
from langchain.llms import SelfHosted... | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted_hugging_face.html |
d0a8c080923f-4 | """Function to load the model remotely on the server."""
inference_fn: Callable = _generate_text #: :meta private:
"""Inference function to send to the remote hardware."""
class Config:
"""Configuration for this pydantic object."""
extra = Extra.forbid
def __init__(self, **kwargs: Any):... | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted_hugging_face.html |
d0a8c080923f-5 | By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on May 25, 2023. | https://python.langchain.com/en/latest/_modules/langchain/llms/self_hosted_hugging_face.html |
f4735a9f6972-0 | Source code for langchain.llms.cohere
"""Wrapper around Cohere APIs."""
import logging
from typing import Any, Dict, List, Optional
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils import enforce_sto... | https://python.langchain.com/en/latest/_modules/langchain/llms/cohere.html |
f4735a9f6972-1 | """Penalizes repeated tokens. Between 0 and 1."""
truncate: Optional[str] = None
"""Specify how the client handles inputs longer than the maximum token
length: Truncate from START, END or NONE"""
cohere_api_key: Optional[str] = None
stop: Optional[List[str]] = None
class Config:
"""Confi... | https://python.langchain.com/en/latest/_modules/langchain/llms/cohere.html |
f4735a9f6972-2 | def _llm_type(self) -> str:
"""Return type of llm."""
return "cohere"
def _call(
self,
prompt: str,
stop: Optional[List[str]] = None,
run_manager: Optional[CallbackManagerForLLMRun] = None,
) -> str:
"""Call out to Cohere's generate endpoint.
Args:... | https://python.langchain.com/en/latest/_modules/langchain/llms/cohere.html |
b7bdba1bf562-0 | Source code for langchain.llms.aleph_alpha
"""Wrapper around Aleph Alpha APIs."""
from typing import Any, Dict, List, Optional, Sequence
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils import enforc... | https://python.langchain.com/en/latest/_modules/langchain/llms/aleph_alpha.html |
b7bdba1bf562-1 | """Total probability mass of tokens to consider at each step."""
presence_penalty: float = 0.0
"""Penalizes repeated tokens."""
frequency_penalty: float = 0.0
"""Penalizes repeated tokens according to frequency."""
repetition_penalties_include_prompt: Optional[bool] = False
"""Flag deciding whet... | https://python.langchain.com/en/latest/_modules/langchain/llms/aleph_alpha.html |
b7bdba1bf562-2 | """Echo the prompt in the completion."""
use_multiplicative_frequency_penalty: bool = False
sequence_penalty: float = 0.0
sequence_penalty_min_length: int = 2
use_multiplicative_sequence_penalty: bool = False
completion_bias_inclusion: Optional[Sequence[str]] = None
completion_bias_inclusion_fir... | https://python.langchain.com/en/latest/_modules/langchain/llms/aleph_alpha.html |
b7bdba1bf562-3 | """Validate that api key and python package exists in environment."""
aleph_alpha_api_key = get_from_dict_or_env(
values, "aleph_alpha_api_key", "ALEPH_ALPHA_API_KEY"
)
try:
import aleph_alpha_client
values["client"] = aleph_alpha_client.Client(token=aleph_alp... | https://python.langchain.com/en/latest/_modules/langchain/llms/aleph_alpha.html |
b7bdba1bf562-4 | "minimum_tokens": self.minimum_tokens,
"echo": self.echo,
"use_multiplicative_frequency_penalty": self.use_multiplicative_frequency_penalty, # noqa: E501
"sequence_penalty": self.sequence_penalty,
"sequence_penalty_min_length": self.sequence_penalty_min_length,
... | https://python.langchain.com/en/latest/_modules/langchain/llms/aleph_alpha.html |
b7bdba1bf562-5 | Args:
prompt: The prompt to pass into the model.
stop: Optional list of stop words to use when generating.
Returns:
The string generated by the model.
Example:
.. code-block:: python
response = alpeh_alpha("Tell me a joke.")
"""
... | https://python.langchain.com/en/latest/_modules/langchain/llms/aleph_alpha.html |
f3c2c8bb9100-0 | Source code for langchain.llms.deepinfra
"""Wrapper around DeepInfra APIs."""
from typing import Any, Dict, List, Mapping, Optional
import requests
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils im... | https://python.langchain.com/en/latest/_modules/langchain/llms/deepinfra.html |
f3c2c8bb9100-1 | return values
@property
def _identifying_params(self) -> Mapping[str, Any]:
"""Get the identifying parameters."""
return {
**{"model_id": self.model_id},
**{"model_kwargs": self.model_kwargs},
}
@property
def _llm_type(self) -> str:
"""Return type ... | https://python.langchain.com/en/latest/_modules/langchain/llms/deepinfra.html |
f3c2c8bb9100-2 | text = enforce_stop_tokens(text, stop)
return text
By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on May 25, 2023. | https://python.langchain.com/en/latest/_modules/langchain/llms/deepinfra.html |
912f87693c9e-0 | Source code for langchain.llms.ai21
"""Wrapper around AI21 APIs."""
from typing import Any, Dict, List, Optional
import requests
from pydantic import BaseModel, Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.utils import get_from... | https://python.langchain.com/en/latest/_modules/langchain/llms/ai21.html |
912f87693c9e-1 | countPenalty: AI21PenaltyData = AI21PenaltyData()
"""Penalizes repeated tokens according to count."""
frequencyPenalty: AI21PenaltyData = AI21PenaltyData()
"""Penalizes repeated tokens according to frequency."""
numResults: int = 1
"""How many completions to generate for each prompt."""
logitBia... | https://python.langchain.com/en/latest/_modules/langchain/llms/ai21.html |
912f87693c9e-2 | "logitBias": self.logitBias,
}
@property
def _identifying_params(self) -> Dict[str, Any]:
"""Get the identifying parameters."""
return {**{"model": self.model}, **self._default_params}
@property
def _llm_type(self) -> str:
"""Return type of llm."""
return "ai21"
... | https://python.langchain.com/en/latest/_modules/langchain/llms/ai21.html |
912f87693c9e-3 | headers={"Authorization": f"Bearer {self.ai21_api_key}"},
json={"prompt": prompt, "stopSequences": stop, **self._default_params},
)
if response.status_code != 200:
optional_detail = response.json().get("error")
raise ValueError(
f"AI21 /complete call f... | https://python.langchain.com/en/latest/_modules/langchain/llms/ai21.html |
efa30bb7c686-0 | Source code for langchain.llms.nlpcloud
"""Wrapper around NLPCloud APIs."""
from typing import Any, Dict, List, Mapping, Optional
from pydantic import Extra, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.utils import get_from_dict_or_e... | https://python.langchain.com/en/latest/_modules/langchain/llms/nlpcloud.html |
efa30bb7c686-1 | """Total probability mass of tokens to consider at each step."""
top_k: int = 50
"""The number of highest probability tokens to keep for top-k filtering."""
repetition_penalty: float = 1.0
"""Penalizes repeated tokens. 1.0 means no penalty."""
length_penalty: float = 1.0
"""Exponential penalty t... | https://python.langchain.com/en/latest/_modules/langchain/llms/nlpcloud.html |
efa30bb7c686-2 | @property
def _default_params(self) -> Mapping[str, Any]:
"""Get the default parameters for calling NLPCloud API."""
return {
"temperature": self.temperature,
"min_length": self.min_length,
"max_length": self.max_length,
"length_no_input": self.length_... | https://python.langchain.com/en/latest/_modules/langchain/llms/nlpcloud.html |
efa30bb7c686-3 | The string generated by the model.
Example:
.. code-block:: python
response = nlpcloud("Tell me a joke.")
"""
if stop and len(stop) > 1:
raise ValueError(
"NLPCloud only supports a single stop sequence per generation."
"Pass... | https://python.langchain.com/en/latest/_modules/langchain/llms/nlpcloud.html |
594a925bc3ca-0 | Source code for langchain.llms.bananadev
"""Wrapper around Banana API."""
import logging
from typing import Any, Dict, List, Mapping, Optional
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils ... | https://python.langchain.com/en/latest/_modules/langchain/llms/bananadev.html |
594a925bc3ca-1 | for field_name in list(values):
if field_name not in all_required_field_names:
if field_name in extra:
raise ValueError(f"Found {field_name} supplied twice.")
logger.warning(
f"""{field_name} was transfered to model_kwargs.
... | https://python.langchain.com/en/latest/_modules/langchain/llms/bananadev.html |
594a925bc3ca-2 | params = self.model_kwargs or {}
api_key = self.banana_api_key
model_key = self.model_key
model_inputs = {
# a json specific to your model.
"prompt": prompt,
**params,
}
response = banana.run(api_key, model_key, model_inputs)
try:
... | https://python.langchain.com/en/latest/_modules/langchain/llms/bananadev.html |
a815ea2d9a8c-0 | Source code for langchain.llms.human
from typing import Any, Callable, List, Mapping, Optional
from pydantic import Field
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils import enforce_stop_tokens
def _display_prompt(prompt: str) -> None:
... | https://python.langchain.com/en/latest/_modules/langchain/llms/human.html |
a815ea2d9a8c-1 | """Returns the type of LLM."""
return "human-input"
def _call(
self,
prompt: str,
stop: Optional[List[str]] = None,
run_manager: Optional[CallbackManagerForLLMRun] = None,
) -> str:
"""
Displays the prompt to the user and returns their input as a response.... | https://python.langchain.com/en/latest/_modules/langchain/llms/human.html |
45b945ef2b60-0 | Source code for langchain.llms.cerebriumai
"""Wrapper around CerebriumAI API."""
import logging
from typing import Any, Dict, List, Mapping, Optional
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms... | https://python.langchain.com/en/latest/_modules/langchain/llms/cerebriumai.html |
45b945ef2b60-1 | all_required_field_names = {field.alias for field in cls.__fields__.values()}
extra = values.get("model_kwargs", {})
for field_name in list(values):
if field_name not in all_required_field_names:
if field_name in extra:
raise ValueError(f"Found {field_name... | https://python.langchain.com/en/latest/_modules/langchain/llms/cerebriumai.html |
45b945ef2b60-2 | try:
from cerebrium import model_api_request
except ImportError:
raise ValueError(
"Could not import cerebrium python package. "
"Please install it with `pip install cerebrium`."
)
params = self.model_kwargs or {}
response = mod... | https://python.langchain.com/en/latest/_modules/langchain/llms/cerebriumai.html |
e085eb17c1cd-0 | Source code for langchain.llms.petals
"""Wrapper around Petals API."""
import logging
from typing import Any, Dict, List, Mapping, Optional
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.llms.utils imp... | https://python.langchain.com/en/latest/_modules/langchain/llms/petals.html |
e085eb17c1cd-1 | """Whether or not to use sampling; use greedy decoding otherwise."""
max_length: Optional[int] = None
"""The maximum length of the sequence to be generated."""
model_kwargs: Dict[str, Any] = Field(default_factory=dict)
"""Holds any model parameters valid for `create` call
not explicitly specified.""... | https://python.langchain.com/en/latest/_modules/langchain/llms/petals.html |
e085eb17c1cd-2 | from petals import DistributedBloomForCausalLM
from transformers import BloomTokenizerFast
model_name = values["model_name"]
values["tokenizer"] = BloomTokenizerFast.from_pretrained(model_name)
values["client"] = DistributedBloomForCausalLM.from_pretrained(model_name)
... | https://python.langchain.com/en/latest/_modules/langchain/llms/petals.html |
e085eb17c1cd-3 | """Call the Petals API."""
params = self._default_params
inputs = self.tokenizer(prompt, return_tensors="pt")["input_ids"]
outputs = self.client.generate(inputs, **params)
text = self.tokenizer.decode(outputs[0])
if stop is not None:
# I believe this is required since... | https://python.langchain.com/en/latest/_modules/langchain/llms/petals.html |
61890a0a19c6-0 | Source code for langchain.llms.fake
"""Fake LLM wrapper for testing purposes."""
from typing import Any, List, Mapping, Optional
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
[docs]class FakeListLLM(LLM):
"""Fake LLM wrapper for testing purposes."""
respons... | https://python.langchain.com/en/latest/_modules/langchain/llms/fake.html |
0dd744ddb21c-0 | Source code for langchain.llms.pipelineai
"""Wrapper around Pipeline Cloud API."""
import logging
from typing import Any, Dict, List, Mapping, Optional
from pydantic import BaseModel, Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from l... | https://python.langchain.com/en/latest/_modules/langchain/llms/pipelineai.html |
0dd744ddb21c-1 | extra = values.get("pipeline_kwargs", {})
for field_name in list(values):
if field_name not in all_required_field_names:
if field_name in extra:
raise ValueError(f"Found {field_name} supplied twice.")
logger.warning(
f"""{field_... | https://python.langchain.com/en/latest/_modules/langchain/llms/pipelineai.html |
0dd744ddb21c-2 | "Please install it with `pip install pipeline-ai`."
)
client = PipelineCloud(token=self.pipeline_api_key)
params = self.pipeline_kwargs or {}
run = client.run_pipeline(self.pipeline_key, [prompt, params])
try:
text = run.result_preview[0][0]
except Attribu... | https://python.langchain.com/en/latest/_modules/langchain/llms/pipelineai.html |
a8539bbf99b6-0 | Source code for langchain.llms.llamacpp
"""Wrapper around llama.cpp."""
import logging
from typing import Any, Dict, Generator, List, Optional
from pydantic import Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
logger = logging.getLogger(__name... | https://python.langchain.com/en/latest/_modules/langchain/llms/llamacpp.html |
a8539bbf99b6-1 | f16_kv: bool = Field(True, alias="f16_kv")
"""Use half-precision for key/value cache."""
logits_all: bool = Field(False, alias="logits_all")
"""Return logits for all tokens, not just the last token."""
vocab_only: bool = Field(False, alias="vocab_only")
"""Only load the vocabulary, no weights."""
... | https://python.langchain.com/en/latest/_modules/langchain/llms/llamacpp.html |
a8539bbf99b6-2 | """Whether to echo the prompt."""
stop: Optional[List[str]] = []
"""A list of strings to stop generation when encountered."""
repeat_penalty: Optional[float] = 1.1
"""The penalty to apply to repeated tokens."""
top_k: Optional[int] = 40
"""The top-k value to use for sampling."""
last_n_token... | https://python.langchain.com/en/latest/_modules/langchain/llms/llamacpp.html |
a8539bbf99b6-3 | except ImportError:
raise ModuleNotFoundError(
"Could not import llama-cpp-python library. "
"Please install the llama-cpp-python library to "
"use this embedding model: pip install llama-cpp-python"
)
except Exception as e:
rai... | https://python.langchain.com/en/latest/_modules/langchain/llms/llamacpp.html |
a8539bbf99b6-4 | Returns:
Dictionary containing the combined parameters.
"""
# Raise error if stop sequences are in both input and default params
if self.stop and stop is not None:
raise ValueError("`stop` found in both the input and default params.")
params = self._default_params... | https://python.langchain.com/en/latest/_modules/langchain/llms/llamacpp.html |
a8539bbf99b6-5 | result = self.client(prompt=prompt, **params)
return result["choices"][0]["text"]
[docs] def stream(
self,
prompt: str,
stop: Optional[List[str]] = None,
run_manager: Optional[CallbackManagerForLLMRun] = None,
) -> Generator[Dict, None, None]:
"""Yields results... | https://python.langchain.com/en/latest/_modules/langchain/llms/llamacpp.html |
a8539bbf99b6-6 | for chunk in result:
token = chunk["choices"][0]["text"]
log_probs = chunk["choices"][0].get("logprobs", None)
if run_manager:
run_manager.on_llm_new_token(
token=token, verbose=self.verbose, log_probs=log_probs
)
yield ... | https://python.langchain.com/en/latest/_modules/langchain/llms/llamacpp.html |
be454ecaa974-0 | Source code for langchain.llms.gooseai
"""Wrapper around GooseAI API."""
import logging
from typing import Any, Dict, List, Mapping, Optional
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.utils import... | https://python.langchain.com/en/latest/_modules/langchain/llms/gooseai.html |
be454ecaa974-1 | presence_penalty: float = 0
"""Penalizes repeated tokens."""
n: int = 1
"""How many completions to generate for each prompt."""
model_kwargs: Dict[str, Any] = Field(default_factory=dict)
"""Holds any model parameters valid for `create` call not explicitly specified."""
logit_bias: Optional[Dict[... | https://python.langchain.com/en/latest/_modules/langchain/llms/gooseai.html |
be454ecaa974-2 | )
try:
import openai
openai.api_key = gooseai_api_key
openai.api_base = "https://api.goose.ai/v1"
values["client"] = openai.Completion
except ImportError:
raise ImportError(
"Could not import openai python package. "
... | https://python.langchain.com/en/latest/_modules/langchain/llms/gooseai.html |
be454ecaa974-3 | if stop is not None:
if "stop" in params:
raise ValueError("`stop` found in both the input and default params.")
params["stop"] = stop
response = self.client.create(engine=self.model_name, prompt=prompt, **params)
text = response.choices[0].text
return tex... | https://python.langchain.com/en/latest/_modules/langchain/llms/gooseai.html |
d3028e827d75-0 | Source code for langchain.llms.modal
"""Wrapper around Modal API."""
import logging
from typing import Any, Dict, List, Mapping, Optional
import requests
from pydantic import Extra, Field, root_validator
from langchain.callbacks.manager import CallbackManagerForLLMRun
from langchain.llms.base import LLM
from langchain.... | https://python.langchain.com/en/latest/_modules/langchain/llms/modal.html |
d3028e827d75-1 | logger.warning(
f"""{field_name} was transfered to model_kwargs.
Please confirm that {field_name} is what you intended."""
)
extra[field_name] = values.pop(field_name)
values["model_kwargs"] = extra
return values
@property
d... | https://python.langchain.com/en/latest/_modules/langchain/llms/modal.html |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.