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# Track success or error flag. self._send_to_infino("error", self.error) # Track token usage. if (response.llm_output is not None) and isinstance(response.llm_output, Dict): token_usage = response.llm_output["token_usage"] if token_usage is not None: promp...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/infino_callback.html
655999c04061-5
[docs] def on_llm_error( self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Set the error flag.""" self.error = 1 [docs] def on_chain_start( self, serialized: Dict[str, Any], inputs: Dict[str, Any], **kwargs: Any ) -> None: """Do nothing w...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/infino_callback.html
655999c04061-6
self, serialized: Dict[str, Any], input_str: str, **kwargs: Any, ) -> None: """Do nothing when tool starts.""" pass [docs] def on_agent_action(self, action: AgentAction, **kwargs: Any) -> Any: """Do nothing when agent takes a specific action.""" pass [docs]...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/infino_callback.html
655999c04061-7
pass [docs] def on_text(self, text: str, **kwargs: Any) -> None: """Do nothing.""" pass [docs] def on_agent_finish(self, finish: AgentFinish, **kwargs: Any) -> None: """Do nothing.""" pass
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/infino_callback.html
2ade66ce795a-0
Source code for langchain.callbacks.human from typing import Any, Callable, Dict, Optional from uuid import UUID from langchain.callbacks.base import BaseCallbackHandler def _default_approve(_input: str) -> bool: msg = ( "Do you approve of the following input? " "Anything except 'Y'/'Yes' (case-inse...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/human.html
2ade66ce795a-1
raise_error: bool = True def __init__( self, approve: Callable[[Any], bool] = _default_approve, should_check: Callable[[Dict[str, Any]], bool] = _default_true, ): self._approve = approve self._should_check = should_check [docs] def on_tool_start( self, ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/human.html
eb197056c0be-0
Source code for langchain.callbacks.streaming_stdout_final_only """Callback Handler streams to stdout on new llm token.""" import sys from typing import Any, Dict, List, Optional from langchain.callbacks.streaming_stdout import StreamingStdOutCallbackHandler DEFAULT_ANSWER_PREFIX_TOKENS = ["Final", "Answer", ":"] [docs...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_stdout_final_only.html
eb197056c0be-1
[docs] def check_if_answer_reached(self) -> bool: if self.strip_tokens: return self.last_tokens_stripped == self.answer_prefix_tokens_stripped else: return self.last_tokens == self.answer_prefix_tokens def __init__( self, *, answer_prefix_tokens: Op...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_stdout_final_only.html
eb197056c0be-2
""" super().__init__() if answer_prefix_tokens is None: self.answer_prefix_tokens = DEFAULT_ANSWER_PREFIX_TOKENS else: self.answer_prefix_tokens = answer_prefix_tokens if strip_tokens: self.answer_prefix_tokens_stripped = [ token.strip(...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_stdout_final_only.html
eb197056c0be-3
"""Run when LLM starts running.""" self.answer_reached = False [docs] def on_llm_new_token(self, token: str, **kwargs: Any) -> None: """Run on new LLM token. Only available when streaming is enabled.""" # Remember the last n tokens, where n = len(answer_prefix_tokens) self.append_to_l...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_stdout_final_only.html
030b9aa6a245-0
Source code for langchain.callbacks.wandb_callback import json import tempfile from copy import deepcopy from pathlib import Path from typing import Any, Dict, List, Optional, Sequence, Union from langchain.callbacks.base import BaseCallbackHandler from langchain.callbacks.utils import ( BaseMetadataCallbackHandler...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-1
"package installed. Please install it with `pip install wandb`" ) return wandb def load_json_to_dict(json_path: Union[str, Path]) -> dict: """Load json file to a dictionary. Parameters: json_path (str): The path to the json file. Returns: (dict): The dictionary representation of ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-2
complexity_metrics (bool): Whether to compute complexity metrics. visualize (bool): Whether to visualize the text. nlp (spacy.lang): The spacy language model to use for visualization. output_dir (str): The directory to save the visualization files to. Returns: (dict): A dictionary co...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-3
"coleman_liau_index": textstat.coleman_liau_index(text), "automated_readability_index": textstat.automated_readability_index(text), "dale_chall_readability_score": textstat.dale_chall_readability_score(text), "difficult_words": textstat.difficult_words(text), "linsear_wri...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-4
"gulpease_index": textstat.gulpease_index(text), "osman": textstat.osman(text), } resp.update(text_complexity_metrics) if visualize and nlp and output_dir is not None: doc = nlp(text) dep_out = spacy.displacy.render( # type: ignore doc, style="dep", jupyter=F...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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ent_output_path.open("w", encoding="utf-8").write(ent_out) text_visualizations = { "dependency_tree": wandb.Html(str(dep_output_path)), "entities": wandb.Html(str(ent_output_path)), } resp.update(text_visualizations) return resp def construct_html_from_prompt_and_gene...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-6
f""" <p style="color:black;">{formatted_prompt}:</p> <blockquote> <p style="color:green;"> {formatted_generation} </p> </blockquote> """, inject=False, ) [docs]class WandbCallbackHandler(BaseMetadataCallbackHandler, BaseCallbackHandler): """Callback Handler that logs ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-7
complexity_metrics (bool): Whether to log complexity metrics. stream_logs (bool): Whether to stream callback actions to W&B This handler will utilize the associated callback method called and formats the input of each callback function with metadata regarding the state of LLM run, and adds the respo...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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visualize: bool = False, complexity_metrics: bool = False, stream_logs: bool = False, ) -> None: """Initialize callback handler.""" wandb = import_wandb() import_pandas() import_textstat() spacy = import_spacy() super().__init__() self.job_type...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-9
entity=self.entity, tags=self.tags, group=self.group, name=self.name, notes=self.notes, ) warning = ( "DEPRECATION: The `WandbCallbackHandler` will soon be deprecated in favor " "of the `WandbTracer`. Please update your code to use ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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self, serialized: Dict[str, Any], prompts: List[str], **kwargs: Any ) -> None: """Run when LLM starts.""" self.step += 1 self.llm_starts += 1 self.starts += 1 resp = self._init_resp() resp.update({"action": "on_llm_start"}) resp.update(flatten_dict(serialized)...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-11
self.step += 1 self.llm_streams += 1 resp = self._init_resp() resp.update({"action": "on_llm_new_token", "token": token}) resp.update(self.get_custom_callback_meta()) self.on_llm_token_records.append(resp) self.action_records.append(resp) if self.stream_logs: ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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resp.update(self.get_custom_callback_meta()) for generations in response.generations: for generation in generations: generation_resp = deepcopy(resp) generation_resp.update(flatten_dict(generation.dict())) generation_resp.update( an...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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self.errors += 1 [docs] def on_chain_start( self, serialized: Dict[str, Any], inputs: Dict[str, Any], **kwargs: Any ) -> None: """Run when chain starts running.""" self.step += 1 self.chain_starts += 1 self.starts += 1 resp = self._init_resp() resp.update({...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-14
elif isinstance(chain_input, list): for inp in chain_input: input_resp = deepcopy(resp) input_resp.update(inp) self.on_chain_start_records.append(input_resp) self.action_records.append(input_resp) if self.stream_logs: ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-15
self.action_records.append(resp) if self.stream_logs: self.run.log(resp) [docs] def on_chain_error( self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Run when chain errors.""" self.step += 1 self.errors += 1 [docs] def on_tool_sta...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-16
resp.update(self.get_custom_callback_meta()) self.on_tool_start_records.append(resp) self.action_records.append(resp) if self.stream_logs: self.run.log(resp) [docs] def on_tool_end(self, output: str, **kwargs: Any) -> None: """Run when tool ends running.""" self.st...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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) -> None: """Run when tool errors.""" self.step += 1 self.errors += 1 [docs] def on_text(self, text: str, **kwargs: Any) -> None: """ Run when agent is ending. """ self.step += 1 self.text_ctr += 1 resp = self._init_resp() resp.update({...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-18
self.ends += 1 resp = self._init_resp() resp.update( { "action": "on_agent_finish", "output": finish.return_values["output"], "log": finish.log, } ) resp.update(self.get_custom_callback_meta()) self.on_agent_...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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"tool": action.tool, "tool_input": action.tool_input, "log": action.log, } ) resp.update(self.get_custom_callback_meta()) self.on_agent_action_records.append(resp) self.action_records.append(resp) if self.stream_logs: self.r...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-20
) complexity_metrics_columns = [] visualizations_columns = [] if self.complexity_metrics: complexity_metrics_columns = [ "flesch_reading_ease", "flesch_kincaid_grade", "smog_index", "coleman_liau_index", ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
030b9aa6a245-21
llm_outputs_df = ( on_llm_end_records_df[ [ "step", "text", "token_usage_total_tokens", "token_usage_prompt_tokens", "token_usage_completion_tokens", ] + comple...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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) return session_analysis_df [docs] def flush_tracker( self, langchain_asset: Any = None, reset: bool = True, finish: bool = False, job_type: Optional[str] = None, project: Optional[str] = None, entity: Optional[str] = None, tags: Optional[Seque...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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finish: Whether to finish the run. job_type: The job type. project: The project. entity: The entity. tags: The tags. group: The group. name: The name. notes: The notes. visualize: Whether to visualize. complexity...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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) if langchain_asset: langchain_asset_path = Path(self.temp_dir.name, "model.json") model_artifact = wandb.Artifact(name="model", type="model") model_artifact.add(action_records_table, name="action_records") model_artifact.add(session_analysis_table, name="session...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
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print(repr(e)) pass self.run.log_artifact(model_artifact) if finish or reset: self.run.finish() self.temp_dir.cleanup() self.reset_callback_meta() if reset: self.__init__( # type: ignore job_type=job_type if job...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/wandb_callback.html
4c220890e33d-0
Source code for langchain.callbacks.arize_callback from datetime import datetime from typing import Any, Dict, List, Optional, Union from langchain.callbacks.base import BaseCallbackHandler from langchain.callbacks.utils import import_pandas from langchain.schema import AgentAction, AgentFinish, LLMResult [docs]class A...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
4c220890e33d-1
self.api_key = API_KEY self.prompt_records: List[str] = [] self.response_records: List[str] = [] self.prediction_ids: List[str] = [] self.pred_timestamps: List[int] = [] self.response_embeddings: List[float] = [] self.prompt_embeddings: List[float] = [] self.promp...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
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batch_size=256, ) self.arize_client = Client(space_key=SPACE_KEY, api_key=API_KEY) if SPACE_KEY == "SPACE_KEY" or API_KEY == "API_KEY": raise ValueError("❌ CHANGE SPACE AND API KEYS") else: print("✅ Arize client setup done! Now you can start using Arize!") [docs] ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
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"""Do nothing.""" pass [docs] def on_llm_end(self, response: LLMResult, **kwargs: Any) -> None: pd = import_pandas() from arize.utils.types import ( EmbeddingColumnNames, Environments, ModelTypes, Schema, ) # Safe check if 'llm_o...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
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) else: self.prompt_tokens = ( self.total_tokens ) = self.completion_tokens = 0 # assign default value for generations in response.generations: for generation in generations: prompt = self.prompt_records[self.step] self...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
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columns = [ "prediction_ts", "response", "prompt", "response_vector", "prompt_vector", "prompt_token", "completion_token", "total_token", ] ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
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) schema = Schema( timestamp_column_name="prediction_ts", tag_column_names=[ "prompt_token", "completion_token", "total_token", ], prompt_column_names=p...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
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self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Do nothing.""" pass [docs] def on_chain_start( self, serialized: Dict[str, Any], inputs: Dict[str, Any], **kwargs: Any ) -> None: pass [docs] def on_chain_end(self, outputs: Dict[str, Any], **kwar...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
4c220890e33d-8
) -> None: pass [docs] def on_agent_action(self, action: AgentAction, **kwargs: Any) -> Any: """Do nothing.""" pass [docs] def on_tool_end( self, output: str, observation_prefix: Optional[str] = None, llm_prefix: Optional[str] = None, **kwargs: Any, ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/arize_callback.html
6e11bc6cf22f-0
Source code for langchain.callbacks.aim_callback from copy import deepcopy from typing import Any, Dict, List, Optional, Union from langchain.callbacks.base import BaseCallbackHandler from langchain.schema import AgentAction, AgentFinish, LLMResult def import_aim() -> Any: """Import the aim python package and raise...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-1
ends (int): The number of times the end method has been called. errors (int): The number of times the error method has been called. text_ctr (int): The number of times the text method has been called. ignore_llm_ (bool): Whether to ignore llm callbacks. ignore_chain_ (bool): Whether to i...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-2
llm_streams (int): The number of times the text method has been called. tool_starts (int): The number of times the tool start method has been called. tool_ends (int): The number of times the tool end method has been called. agent_ends (int): The number of times the agent end method has been call...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-3
self.llm_ends = 0 self.llm_streams = 0 self.tool_starts = 0 self.tool_ends = 0 self.agent_ends = 0 @property def always_verbose(self) -> bool: """Whether to call verbose callbacks even if verbose is False.""" return self.always_verbose_ @property def ignor...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
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"step": self.step, "starts": self.starts, "ends": self.ends, "errors": self.errors, "text_ctr": self.text_ctr, "chain_starts": self.chain_starts, "chain_ends": self.chain_ends, "llm_starts": self.llm_starts, "llm_ends": self...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-5
self.ignore_llm_ = False self.ignore_chain_ = False self.ignore_agent_ = False self.always_verbose_ = False self.chain_starts = 0 self.chain_ends = 0 self.llm_starts = 0 self.llm_ends = 0 self.llm_streams = 0 self.tool_starts = 0 self.tool_...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-6
'default' if not specified. Can be used later to query runs/sequences. system_tracking_interval (:obj:`int`, optional): Sets the tracking interval in seconds for system usage metrics (CPU, Memory, etc.). Set to `None` to disable system metrics tracking. log_system_params (:obj:`...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-7
) -> None: """Initialize callback handler.""" super().__init__() aim = import_aim() self.repo = repo self.experiment_name = experiment_name self.system_tracking_interval = system_tracking_interval self.log_system_params = log_system_params self._run = aim....
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-8
repo=self.repo, system_tracking_interval=self.system_tracking_interval, ) else: self._run = aim.Run( repo=self.repo, experiment=self.experiment_name, system_tracking_interval=self.system_tracking_...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-9
resp.update(self.get_custom_callback_meta()) prompts_res = deepcopy(prompts) self._run.track( [aim.Text(prompt) for prompt in prompts_res], name="on_llm_start", context=resp, ) [docs] def on_llm_end(self, response: LLMResult, **kwargs: Any) -> None: ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-10
generated, name="on_llm_end", context=resp, ) [docs] def on_llm_new_token(self, token: str, **kwargs: Any) -> None: """Run when LLM generates a new token.""" self.step += 1 self.llm_streams += 1 [docs] def on_llm_error( self, error: Union[Exception, ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
6e11bc6cf22f-11
self.step += 1 self.chain_starts += 1 self.starts += 1 resp = {"action": "on_chain_start"} resp.update(self.get_custom_callback_meta()) inputs_res = deepcopy(inputs) self._run.track( aim.Text(inputs_res["input"]), name="on_chain_start", context=resp ) ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
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self._run.track( aim.Text(outputs_res["output"]), name="on_chain_end", context=resp ) [docs] def on_chain_error( self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Run when chain errors.""" self.step += 1 self.errors += 1 [docs] de...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
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resp.update(self.get_custom_callback_meta()) self._run.track(aim.Text(input_str), name="on_tool_start", context=resp) [docs] def on_tool_end(self, output: str, **kwargs: Any) -> None: """Run when tool ends running.""" aim = import_aim() self.step += 1 self.tool_ends += 1 ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
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self.errors += 1 [docs] def on_text(self, text: str, **kwargs: Any) -> None: """ Run when agent is ending. """ self.step += 1 self.text_ctr += 1 [docs] def on_agent_finish(self, finish: AgentFinish, **kwargs: Any) -> None: """Run when agent ends running.""" ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
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) self._run.track(aim.Text(text), name="on_agent_finish", context=resp) [docs] def on_agent_action(self, action: AgentAction, **kwargs: Any) -> Any: """Run on agent action.""" aim = import_aim() self.step += 1 self.tool_starts += 1 self.starts += 1 resp = { ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
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self, repo: Optional[str] = None, experiment_name: Optional[str] = None, system_tracking_interval: Optional[int] = 10, log_system_params: bool = True, langchain_asset: Any = None, reset: bool = True, finish: bool = False, ) -> None: """Flush the tracke...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
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in seconds for system usage metrics (CPU, Memory, etc.). Set to `None` to disable system metrics tracking. log_system_params (:obj:`bool`, optional): Enable/Disable logging of system params such as installed packages, git info, environment variables, etc. langcha...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
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experiment_name=experiment_name if experiment_name else self.experiment_name, system_tracking_interval=system_tracking_interval if system_tracking_interval else self.system_tracking_interval, log_system_params=log_system_par...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/aim_callback.html
3d30f753ca1d-0
Source code for langchain.callbacks.whylabs_callback from __future__ import annotations import logging from typing import TYPE_CHECKING, Any, Dict, List, Optional, Union from langchain.callbacks.base import BaseCallbackHandler from langchain.schema import AgentAction, AgentFinish, Generation, LLMResult from langchain.u...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
3d30f753ca1d-1
themes: Whether to import the langkit.themes module. Defaults to False. Returns: The imported langkit module. """ try: import langkit # noqa: F401 import langkit.regexes # noqa: F401 import langkit.textstat # noqa: F401 if sentiment: import langkit.sent...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
3d30f753ca1d-2
"""WhyLabs CallbackHandler.""" def __init__(self, logger: Logger): """Initiate the rolling logger""" super().__init__() self.logger = logger diagnostic_logger.info( "Initialized WhyLabs callback handler with configured whylogs Logger." ) def _profile_generatio...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
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"""Pass the generated response to the logger.""" for generations in response.generations: self._profile_generations(generations) [docs] def on_llm_new_token(self, token: str, **kwargs: Any) -> None: """Do nothing.""" pass [docs] def on_llm_error( self, error: Union[Exce...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
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[docs] def on_chain_error( self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Do nothing.""" pass [docs] def on_tool_start( self, serialized: Dict[str, Any], input_str: str, **kwargs: Any, ) -> None: """Do nothing."...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
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) -> None: """Do nothing.""" [docs] def on_tool_error( self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Do nothing.""" pass [docs] def on_text(self, text: str, **kwargs: Any) -> None: """Do nothing.""" [docs] def on_agent_finish( ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
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self.logger.close() diagnostic_logger.info("Closing WhyLabs logger, see you next time!") def __enter__(self) -> WhyLabsCallbackHandler: return self def __exit__( self, exception_type: Any, exception_value: Any, traceback: Any ) -> None: self.close() [docs] @classmethod ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
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way to specify the API key is with environment variable WHYLABS_API_KEY. org_id (Optional[str]): WhyLabs organization id to write profiles to. If not set must be specified in environment variable WHYLABS_DEFAULT_ORG_ID. dataset_id (Optional[str]): ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
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metric. """ # langkit library will import necessary whylogs libraries import_langkit(sentiment=sentiment, toxicity=toxicity, themes=themes) import whylogs as why from whylogs.api.writer.whylabs import WhyLabsWriter from whylogs.core.schema import DeclarativeSchema ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
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) langkit_schema = DeclarativeSchema(generate_udf_schema()) whylabs_logger = why.logger( mode="rolling", interval=5, when="M", schema=langkit_schema ) whylabs_logger.append_writer(writer=whylabs_writer) diagnostic_logger.info( "Started whylogs Logger with ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/whylabs_callback.html
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Source code for langchain.callbacks.streaming_aiter from __future__ import annotations import asyncio from typing import Any, AsyncIterator, Dict, List, Literal, Union, cast from langchain.callbacks.base import AsyncCallbackHandler from langchain.schema import LLMResult # TODO If used by two LLM runs in parallel this w...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_aiter.html
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) -> None: # If two calls are made in a row, this resets the state self.done.clear() [docs] async def on_llm_new_token(self, token: str, **kwargs: Any) -> None: self.queue.put_nowait(token) [docs] async def on_llm_end(self, response: LLMResult, **kwargs: Any) -> None: self.done.set...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_aiter.html
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done, other = await asyncio.wait( [ # NOTE: If you add other tasks here, update the code below, # which assumes each set has exactly one task each asyncio.ensure_future(self.queue.get()), asyncio.ensure_future(self.done.wait...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_aiter.html
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Source code for langchain.callbacks.streaming_stdout """Callback Handler streams to stdout on new llm token.""" import sys from typing import Any, Dict, List, Union from langchain.callbacks.base import BaseCallbackHandler from langchain.schema import AgentAction, AgentFinish, LLMResult [docs]class StreamingStdOutCallba...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_stdout.html
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sys.stdout.flush() [docs] def on_llm_end(self, response: LLMResult, **kwargs: Any) -> None: """Run when LLM ends running.""" [docs] def on_llm_error( self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Run when LLM errors.""" [docs] def on_chain_start( ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_stdout.html
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) -> None: """Run when chain errors.""" [docs] def on_tool_start( self, serialized: Dict[str, Any], input_str: str, **kwargs: Any ) -> None: """Run when tool starts running.""" [docs] def on_agent_action(self, action: AgentAction, **kwargs: Any) -> Any: """Run on agent action."...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_stdout.html
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"""Run on arbitrary text.""" [docs] def on_agent_finish(self, finish: AgentFinish, **kwargs: Any) -> None: """Run on agent end."""
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/streaming_stdout.html
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Source code for langchain.callbacks.file """Callback Handler that writes to a file.""" from typing import Any, Dict, Optional, TextIO, cast from langchain.callbacks.base import BaseCallbackHandler from langchain.input import print_text from langchain.schema import AgentAction, AgentFinish [docs]class FileCallbackHandle...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/file.html
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[docs] def on_chain_start( self, serialized: Dict[str, Any], inputs: Dict[str, Any], **kwargs: Any ) -> None: """Print out that we are entering a chain.""" class_name = serialized["name"] print_text( f"\n\n\033[1m> Entering new {class_name} chain...\033[0m", ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/file.html
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[docs] def on_agent_action( self, action: AgentAction, color: Optional[str] = None, **kwargs: Any ) -> Any: """Run on agent action.""" print_text(action.log, color=color if color else self.color, file=self.file) [docs] def on_tool_end( self, output: str, color: ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/file.html
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if llm_prefix is not None: print_text(f"\n{llm_prefix}", file=self.file) [docs] def on_text( self, text: str, color: Optional[str] = None, end: str = "", **kwargs: Any, ) -> None: """Run when agent ends.""" print_text(text, color=color if color ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/file.html
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Source code for langchain.callbacks.stdout """Callback Handler that prints to std out.""" from typing import Any, Dict, List, Optional, Union from langchain.callbacks.base import BaseCallbackHandler from langchain.input import print_text from langchain.schema import AgentAction, AgentFinish, LLMResult [docs]class StdOu...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/stdout.html
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"""Do nothing.""" pass [docs] def on_llm_new_token(self, token: str, **kwargs: Any) -> None: """Do nothing.""" pass [docs] def on_llm_error( self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Do nothing.""" pass [docs] def on_chain_...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/stdout.html
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"""Print out that we finished a chain.""" print("\n\033[1m> Finished chain.\033[0m") [docs] def on_chain_error( self, error: Union[Exception, KeyboardInterrupt], **kwargs: Any ) -> None: """Do nothing.""" pass [docs] def on_tool_start( self, serialized: Dict[str...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/stdout.html
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self, output: str, color: Optional[str] = None, observation_prefix: Optional[str] = None, llm_prefix: Optional[str] = None, **kwargs: Any, ) -> None: """If not the final action, print out observation.""" if observation_prefix is not None: print_tex...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/stdout.html
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color: Optional[str] = None, end: str = "", **kwargs: Any, ) -> None: """Run when agent ends.""" print_text(text, color=color if color else self.color, end=end) [docs] def on_agent_finish( self, finish: AgentFinish, color: Optional[str] = None, **kwargs: Any ) -> None:...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/stdout.html
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Source code for langchain.callbacks.mlflow_callback import random import string import tempfile import traceback from copy import deepcopy from pathlib import Path from typing import Any, Dict, List, Optional, Union from langchain.callbacks.base import BaseCallbackHandler from langchain.callbacks.utils import ( Bas...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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"package installed. Please install it with `pip install mlflow>=2.3.0`" ) return mlflow def analyze_text( text: str, nlp: Any = None, ) -> dict: """Analyze text using textstat and spacy. Parameters: text (str): The text to analyze. nlp (spacy.lang): The spacy language model t...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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"flesch_kincaid_grade": textstat.flesch_kincaid_grade(text), "smog_index": textstat.smog_index(text), "coleman_liau_index": textstat.coleman_liau_index(text), "automated_readability_index": textstat.automated_readability_index(text), "dale_chall_readability_score": textstat.dale_chall_re...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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"szigriszt_pazos": textstat.szigriszt_pazos(text), "gutierrez_polini": textstat.gutierrez_polini(text), "crawford": textstat.crawford(text), "gulpease_index": textstat.gulpease_index(text), "osman": textstat.osman(text), } resp.update({"text_complexity_metrics": text_complexity_m...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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) text_visualizations = { "dependency_tree": dep_out, "entities": ent_out, } resp.update(text_visualizations) return resp def construct_html_from_prompt_and_generation(prompt: str, generation: str) -> Any: """Construct an html element from a prompt and a generatio...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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""" class MlflowLogger: """Callback Handler that logs metrics and artifacts to mlflow server. Parameters: name (str): Name of the run. experiment (str): Name of the experiment. tags (dict): Tags to be attached for the run. tracking_uri (str): MLflow tracking server uri. This ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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# > https://www.mlflow.org/docs/latest/tracking.html#logging-to-a-tracking-server experiment_name = get_from_dict_or_env( kwargs, "experiment_name", "MLFLOW_EXPERIMENT_NAME" ) self.mlf_exp = self.mlflow.get_experiment_by_name(experiment_name) if self.mlf_exp is not None: ...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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name = name.replace("%", rname) self.run = self.mlflow.MlflowClient().create_run( self.mlf_expid, run_name=name, tags=tags ) def finish_run(self) -> None: """To finish the run.""" with self.mlflow.start_run( run_id=self.run.info.run_id, experiment_id=self.mlf_...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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) -> None: """To log all metrics in the input dict.""" with self.mlflow.start_run( run_id=self.run.info.run_id, experiment_id=self.mlf_expid ): self.mlflow.log_metrics(data) def jsonf(self, data: Dict[str, Any], filename: str) -> None: """To log the input data...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html
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"""To log the input html string as html file artifact.""" with self.mlflow.start_run( run_id=self.run.info.run_id, experiment_id=self.mlf_expid ): self.mlflow.log_text(html, f"{filename}.html") def text(self, text: str, filename: str) -> None: """To log the input text...
https://api.python.langchain.com/en/latest/_modules/langchain/callbacks/mlflow_callback.html