bobloy
4 years ago
commit
bd45f353a8
@ -0,0 +1,73 @@
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from chatterbot.storage import StorageAdapter, SQLStorageAdapter
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class MyDumbSQLStorageAdapter(SQLStorageAdapter):
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def __init__(self, **kwargs):
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super(SQLStorageAdapter, self).__init__(**kwargs)
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from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker
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self.database_uri = kwargs.get("database_uri", False)
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# None results in a sqlite in-memory database as the default
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if self.database_uri is None:
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self.database_uri = "sqlite://"
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# Create a file database if the database is not a connection string
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if not self.database_uri:
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self.database_uri = "sqlite:///db.sqlite3"
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self.engine = create_engine(
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self.database_uri, convert_unicode=True, connect_args={"check_same_thread": False}
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)
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if self.database_uri.startswith("sqlite://"):
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from sqlalchemy.engine import Engine
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from sqlalchemy import event
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@event.listens_for(Engine, "connect")
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def set_sqlite_pragma(dbapi_connection, connection_record):
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dbapi_connection.execute("PRAGMA journal_mode=WAL")
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dbapi_connection.execute("PRAGMA synchronous=NORMAL")
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if not self.engine.dialect.has_table(self.engine, "Statement"):
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self.create_database()
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self.Session = sessionmaker(bind=self.engine, expire_on_commit=True)
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class AsyncSQLStorageAdapter(SQLStorageAdapter):
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def __init__(self, **kwargs):
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super(SQLStorageAdapter, self).__init__(**kwargs)
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self.database_uri = kwargs.get("database_uri", False)
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# None results in a sqlite in-memory database as the default
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if self.database_uri is None:
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self.database_uri = "sqlite://"
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# Create a file database if the database is not a connection string
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if not self.database_uri:
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self.database_uri = "sqlite:///db.sqlite3"
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async def initialize(self):
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# from sqlalchemy import create_engine
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from aiomysql.sa import create_engine
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from sqlalchemy.orm import sessionmaker
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self.engine = await create_engine(self.database_uri, convert_unicode=True)
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if self.database_uri.startswith("sqlite://"):
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from sqlalchemy.engine import Engine
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from sqlalchemy import event
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@event.listens_for(Engine, "connect")
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def set_sqlite_pragma(dbapi_connection, connection_record):
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dbapi_connection.execute("PRAGMA journal_mode=WAL")
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dbapi_connection.execute("PRAGMA synchronous=NORMAL")
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if not self.engine.dialect.has_table(self.engine, "Statement"):
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self.create_database()
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self.Session = sessionmaker(bind=self.engine, expire_on_commit=True)
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@ -0,0 +1,351 @@
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import asyncio
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import csv
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import html
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import logging
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import os
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import pathlib
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import time
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from functools import partial
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from chatterbot import utils
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from chatterbot.conversation import Statement
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from chatterbot.tagging import PosLemmaTagger
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from chatterbot.trainers import Trainer
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from redbot.core.bot import Red
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from dateutil import parser as date_parser
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from redbot.core.utils import AsyncIter
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log = logging.getLogger("red.fox_v3.chatter.trainers")
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class KaggleTrainer(Trainer):
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def __init__(self, chatbot, datapath: pathlib.Path, **kwargs):
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super().__init__(chatbot, **kwargs)
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self.data_directory = datapath / kwargs.get("downloadpath", "kaggle_download")
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self.kaggle_dataset = kwargs.get(
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"kaggle_dataset",
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"Cornell-University/movie-dialog-corpus",
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)
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# Create the data directory if it does not already exist
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if not os.path.exists(self.data_directory):
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os.makedirs(self.data_directory)
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def is_downloaded(self, file_path):
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"""
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Check if the data file is already downloaded.
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"""
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if os.path.exists(file_path):
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self.chatbot.logger.info("File is already downloaded")
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return True
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return False
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async def download(self, dataset):
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import kaggle # This triggers the API token check
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future = await asyncio.get_event_loop().run_in_executor(
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None,
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partial(
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kaggle.api.dataset_download_files,
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dataset=dataset,
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path=self.data_directory,
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quiet=False,
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unzip=True,
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),
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)
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def train(self, *args, **kwargs):
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log.error("See asynctrain instead")
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def asynctrain(self, *args, **kwargs):
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raise self.TrainerInitializationException()
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class SouthParkTrainer(KaggleTrainer):
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def __init__(self, chatbot, datapath: pathlib.Path, **kwargs):
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super().__init__(
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chatbot,
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datapath,
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downloadpath="ubuntu_data_v2",
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kaggle_dataset="tovarischsukhov/southparklines",
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**kwargs,
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)
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class MovieTrainer(KaggleTrainer):
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def __init__(self, chatbot, datapath: pathlib.Path, **kwargs):
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super().__init__(
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chatbot,
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datapath,
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downloadpath="kaggle_movies",
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kaggle_dataset="Cornell-University/movie-dialog-corpus",
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**kwargs,
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)
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async def run_movie_training(self):
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dialogue_file = "movie_lines.tsv"
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conversation_file = "movie_conversations.tsv"
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log.info(f"Beginning dialogue training on {dialogue_file}")
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start_time = time.time()
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tagger = PosLemmaTagger(language=self.chatbot.storage.tagger.language)
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# [lineID, characterID, movieID, character name, text of utterance]
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# File parsing from https://www.kaggle.com/mushaya/conversation-chatbot
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with open(self.data_directory / conversation_file, "r", encoding="utf-8-sig") as conv_tsv:
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conv_lines = conv_tsv.readlines()
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with open(self.data_directory / dialogue_file, "r", encoding="utf-8-sig") as lines_tsv:
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dialog_lines = lines_tsv.readlines()
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# trans_dict = str.maketrans({"<u>": "__", "</u>": "__", '""': '"'})
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lines_dict = {}
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for line in dialog_lines:
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_line = line[:-1].strip('"').split("\t")
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if len(_line) >= 5: # Only good lines
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lines_dict[_line[0]] = (
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html.unescape(("".join(_line[4:])).strip())
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.replace("<u>", "__")
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.replace("</u>", "__")
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.replace('""', '"')
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)
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else:
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log.debug(f"Bad line {_line}")
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# collecting line ids for each conversation
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conv = []
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for line in conv_lines[:-1]:
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_line = line[:-1].split("\t")[-1][1:-1].replace("'", "").replace(" ", ",")
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conv.append(_line.split(","))
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# conversations = csv.reader(conv_tsv, delimiter="\t")
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#
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# reader = csv.reader(lines_tsv, delimiter="\t")
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#
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#
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#
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# lines_dict = {}
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# for row in reader:
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# try:
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# lines_dict[row[0].strip('"')] = row[4]
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# except:
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# log.exception(f"Bad line: {row}")
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# pass
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# else:
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# # log.info(f"Good line: {row}")
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# pass
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#
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# # lines_dict = {row[0].strip('"'): row[4] for row in reader_list}
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statements_from_file = []
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save_every = 300
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count = 0
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# [characterID of first, characterID of second, movieID, list of utterances]
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async for lines in AsyncIter(conv):
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previous_statement_text = None
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previous_statement_search_text = ""
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for line in lines:
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text = lines_dict[line]
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statement = Statement(
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text=text,
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in_response_to=previous_statement_text,
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conversation="training",
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)
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for preprocessor in self.chatbot.preprocessors:
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statement = preprocessor(statement)
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statement.search_text = tagger.get_text_index_string(statement.text)
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statement.search_in_response_to = previous_statement_search_text
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previous_statement_text = statement.text
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previous_statement_search_text = statement.search_text
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statements_from_file.append(statement)
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count += 1
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if count >= save_every:
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if statements_from_file:
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self.chatbot.storage.create_many(statements_from_file)
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statements_from_file = []
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count = 0
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if statements_from_file:
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self.chatbot.storage.create_many(statements_from_file)
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log.info(f"Training took {time.time() - start_time} seconds.")
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async def asynctrain(self, *args, **kwargs):
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extracted_lines = self.data_directory / "movie_lines.tsv"
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extracted_lines: pathlib.Path
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# Download and extract the Ubuntu dialog corpus if needed
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if not extracted_lines.exists():
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await self.download(self.kaggle_dataset)
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else:
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log.info("Movie dialog already downloaded")
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if not extracted_lines.exists():
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raise FileNotFoundError(f"{extracted_lines}")
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await self.run_movie_training()
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return True
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# train_dialogue = kwargs.get("train_dialogue", True)
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# train_196_dialogue = kwargs.get("train_196", False)
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# train_301_dialogue = kwargs.get("train_301", False)
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#
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# if train_dialogue:
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# await self.run_dialogue_training(extracted_dir, "dialogueText.csv")
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#
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# if train_196_dialogue:
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# await self.run_dialogue_training(extracted_dir, "dialogueText_196.csv")
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#
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# if train_301_dialogue:
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# await self.run_dialogue_training(extracted_dir, "dialogueText_301.csv")
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class UbuntuCorpusTrainer2(KaggleTrainer):
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def __init__(self, chatbot, datapath: pathlib.Path, **kwargs):
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super().__init__(
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chatbot,
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datapath,
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downloadpath="kaggle_ubuntu",
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kaggle_dataset="rtatman/ubuntu-dialogue-corpus",
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**kwargs,
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)
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async def asynctrain(self, *args, **kwargs):
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extracted_dir = self.data_directory / "Ubuntu-dialogue-corpus"
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# Download and extract the Ubuntu dialog corpus if needed
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if not extracted_dir.exists():
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await self.download(self.kaggle_dataset)
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else:
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log.info("Ubuntu dialogue already downloaded")
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if not extracted_dir.exists():
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raise FileNotFoundError("Did not extract in the expected way")
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train_dialogue = kwargs.get("train_dialogue", True)
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train_196_dialogue = kwargs.get("train_196", False)
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train_301_dialogue = kwargs.get("train_301", False)
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if train_dialogue:
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await self.run_dialogue_training(extracted_dir, "dialogueText.csv")
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if train_196_dialogue:
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await self.run_dialogue_training(extracted_dir, "dialogueText_196.csv")
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if train_301_dialogue:
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await self.run_dialogue_training(extracted_dir, "dialogueText_301.csv")
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return True
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async def run_dialogue_training(self, extracted_dir, dialogue_file):
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log.info(f"Beginning dialogue training on {dialogue_file}")
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start_time = time.time()
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tagger = PosLemmaTagger(language=self.chatbot.storage.tagger.language)
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with open(extracted_dir / dialogue_file, "r", encoding="utf-8") as dg:
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reader = csv.DictReader(dg)
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next(reader) # Skip the header
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last_dialogue_id = None
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previous_statement_text = None
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previous_statement_search_text = ""
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statements_from_file = []
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save_every = 50
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count = 0
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async for row in AsyncIter(reader):
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dialogue_id = row["dialogueID"]
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if dialogue_id != last_dialogue_id:
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previous_statement_text = None
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previous_statement_search_text = ""
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last_dialogue_id = dialogue_id
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count += 1
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if count >= save_every:
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if statements_from_file:
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self.chatbot.storage.create_many(statements_from_file)
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statements_from_file = []
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count = 0
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if len(row) > 0:
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statement = Statement(
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text=row["text"],
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in_response_to=previous_statement_text,
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conversation="training",
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# created_at=date_parser.parse(row["date"]),
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persona=row["from"],
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)
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for preprocessor in self.chatbot.preprocessors:
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statement = preprocessor(statement)
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statement.search_text = tagger.get_text_index_string(statement.text)
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statement.search_in_response_to = previous_statement_search_text
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previous_statement_text = statement.text
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previous_statement_search_text = statement.search_text
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statements_from_file.append(statement)
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if statements_from_file:
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self.chatbot.storage.create_many(statements_from_file)
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log.info(f"Training took {time.time() - start_time} seconds.")
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class TwitterCorpusTrainer(Trainer):
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pass
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# def train(self, *args, **kwargs):
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# """
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# Train the chat bot based on the provided list of
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# statements that represents a single conversation.
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# """
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# import twint
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#
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# c = twint.Config()
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# c.__dict__.update(kwargs)
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# twint.run.Search(c)
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#
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#
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# previous_statement_text = None
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# previous_statement_search_text = ''
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#
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# statements_to_create = []
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#
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# for conversation_count, text in enumerate(conversation):
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# if self.show_training_progress:
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# utils.print_progress_bar(
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# 'List Trainer',
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# conversation_count + 1, len(conversation)
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# )
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#
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# statement_search_text = self.chatbot.storage.tagger.get_text_index_string(text)
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#
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# statement = self.get_preprocessed_statement(
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# Statement(
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# text=text,
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# search_text=statement_search_text,
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# in_response_to=previous_statement_text,
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# search_in_response_to=previous_statement_search_text,
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# conversation='training'
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# )
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# )
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#
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# previous_statement_text = statement.text
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# previous_statement_search_text = statement_search_text
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#
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# statements_to_create.append(statement)
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#
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# self.chatbot.storage.create_many(statements_to_create)
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Loading…
Reference in new issue