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import requests
from youtube_transcript_api import YouTubeTranscriptApi
import json
import os
headers = {
"Authorization": f"Bearer {os.environ['HF_Token']}"
} # NOTE: put this somewhere else
def retrieve_transcript(vid_id):
try:
transcript = YouTubeTranscriptApi.get_transcript(vid_id)
return transcript
except Exception as e:
return None
def split_transcript(transcript, chunk_size=40):
sentences = []
for i in range(0, len(transcript), chunk_size):
to_add = [x["text"] for x in transcript[i : i + chunk_size]]
sentences.append(" ".join(to_add))
return sentences
def query_punctuation(splits):
payload = {"inputs": splits}
API_URL = "https://api-inference.huggingface.co/models/oliverguhr/fullstop-punctuation-multilang-large"
response = requests.post(API_URL, headers=headers, json=payload)
return response.json()
def parse_output(output, comb):
total = []
# loop over the response from the huggingface api
for i, o in enumerate(output):
added = 0
tt = comb[i]
for elem in o:
# Loop over the output chunks and add the . and ?
if elem["entity_group"] not in ["0", ",", ""]:
split = elem["end"] + added
tt = tt[:split] + elem["entity_group"] + tt[split:]
added += 1
total.append(tt)
return " ".join(total)
def punctuate(video_id):
transcript = retrieve_transcript(video_id)
splits = split_transcript(
transcript
) # Get the transcript from the YoutubeTranscriptApi
resp = query_punctuation(splits) # Get the response from the Inference API
punctuated_transcript = parse_output(resp, splits)
return punctuated_transcript
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