Created
August 11, 2023 21:16
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rekognition-analysis
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import boto3 | |
import pandas as pd | |
from io import StringIO | |
from collections import defaultdict | |
import json | |
from tqdm.auto import tqdm | |
# Configure the S3 client | |
session = boto3.Session(profile_name='default') | |
s3 = session.client('s3') | |
# Bucket and file name | |
bucket_name = "" | |
key = "" | |
# Contents of the image_analysis file look like this: | |
# {"Labels":[{"Name":"Grass","Confidence":9926638793945312e-14,"Instances":[],"Parents":[{"Name":"Plant"}]},{"Name":"Plant","Confidence":9926638793945312e-14,"Instances":[],"Parents":[]},{"Name":"Person","Confidence":9708859252929688e-14,"Instances":[{"BoundingBox":{"Width":14363860711455345e-18,"Height":6947843730449677e-17,"Left":2688732445240021e-16,"Top":35911652445 | |
label_count = defaultdict(int) | |
# Get the size of the file | |
file_size = s3.head_object(Bucket=bucket_name, Key=key)['ContentLength'] | |
# Initialize the progress bar | |
with tqdm(total=file_size, desc="Processing", unit="B", unit_scale=True) as pbar: | |
# Read the file line by line | |
counter = 0 | |
s3_object = s3.get_object(Bucket=bucket_name, Key=key) | |
for line in s3_object['Body'].iter_lines(): | |
pbar.update(len(line) + 1) # Add 1 for the newline character | |
json_line = json.loads(line) | |
labels = json_line['response']['Labels'] | |
for label in labels: | |
label_name = label['Name'] | |
label_count[label_name] += 1 | |
counter += 1 | |
if counter % 1000 == 0: | |
# Write the current label_count to the label_count.csv file every 1000 lines | |
label_df = pd.DataFrame(list(label_count.items()), columns=['Label', 'Count']) | |
label_df.to_csv('label_count.csv', index=False) | |
counter = 0 | |
# Write the remaining label_count to the label_count.csv file after processing all lines | |
if counter > 0: | |
label_df = pd.DataFrame(list(label_count.items()), columns=['Label', 'Count']) | |
label_df.to_csv('label_count.csv', index=False) |
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