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"""

-*- coding: utf-8 -*-

========================

AWS Lambda

========================

Contributor: Chirag Rathod (Srce Cde)

========================

"""

import boto3

from pprint import pprint

def lambda_handler(event, context):

s3 = boto3.client("s3")

bucket = "bucket-name"

key = "filename.txt"

file = s3.get_object(Bucket=bucket, Key=key)

paragraph = str(file["Body"].read())

comprehend = boto3.client("comprehend")

# Extracting sentiments using comprehend

sentiment = comprehend.detect_sentiment(Text=paragraph, LanguageCode="en")

print(sentiment)

# Extracting entities using comprehend

entities = comprehend.detect_entities(Text=paragraph, LanguageCode="en")

pprint(entities)

# Extracting keyphrase using comprehend

keyphrase = comprehend.detect_key_phrases(Text=paragraph, LanguageCode="en")

pprint(keyphrase)

return "Thanks"