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Add feature: show progress bar when downloading #37

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Add feature: show progress bar when downloading #37

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1 change: 1 addition & 0 deletions requirements.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -2,3 +2,4 @@ requests>=0.10
pycryptodome>=3.9.6,<4.0.0
pathlib==1.0.1
tenacity>=5.1.5,<6.0.0
tqdm
6 changes: 6 additions & 0 deletions src/mega/mega.py
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Expand Up @@ -13,6 +13,7 @@
import binascii
import tempfile
import shutil
from tqdm import *

import requests
from tenacity import retry, wait_exponential, retry_if_exception_type
Expand Down Expand Up @@ -694,6 +695,9 @@ def _download_file(self,

input_file = requests.get(file_url, stream=True).raw

total_size_in_bytes= int(input_file.headers.get('content-length', 0))
progress_bar = tqdm(total=total_size_in_bytes, unit='iB', unit_scale=True)

if dest_path is None:
dest_path = ''
else:
Expand All @@ -715,6 +719,7 @@ def _download_file(self,
for chunk_start, chunk_size in get_chunks(file_size):
chunk = input_file.read(chunk_size)
chunk = aes.decrypt(chunk)
progress_bar.update(chunk_size)
temp_output_file.write(chunk)

encryptor = AES.new(k_str, AES.MODE_CBC, iv_str)
Expand All @@ -736,6 +741,7 @@ def _download_file(self,
file_info = os.stat(temp_output_file.name)
logger.info('%s of %s downloaded', file_info.st_size,
file_size)
progress_bar.close()
file_mac = str_to_a32(mac_str)
# check mac integrity
if (file_mac[0] ^ file_mac[1],
Expand Down