Python download multiple files in parallel

Already have an account? Sign in to comment. You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Collect arguements and remove the first element as it would be the filename. Create a new dictionary that will hold the types of urls that will be passed on to the file this will be usefull to assign all urls to each type of download.

Does the url contain a downloadable resource. Match regex and breakdown to get bucket, filepath and filename. Bucket bucket.

ClientError as e :. Check if file is downloadable. This assumes that you already have python 3 installed on your system. You may need to prefix the above command with sudo if you get permission error in your linux system. The following python 3 program downloads a given url to a local file. The following example assumes that the url contains the name of the file at the end and uses it as the name for the locally saved file. After running the above program, you will find a file named "posts" in the same folder where you have the script saved.

The following python 3 program downloads a list of urls to a list of local files. However the download may take sometime since it is executed sequentially. Active Oldest Votes.

I've made a few minor tweeks in your function and it works fine. Please note that: the file " The files " The file " Maybe you missed this check? Multiprocessing works by creating new sub processes to run stuff.

If a subprocess throws an exception, the parent process does not catch it. ZipFile BytesIO response. Danilo Filippo Danilo Filippo 1 1 gold badge 5 5 silver badges 12 12 bronze badges.

ZipFile io. BytesIO response. ThreadPoolExecutor as exector : exector. Abdeldjallil Hadji Abdeldjallil Hadji 31 3 3 bronze badges. I would like to do something similar but using paramiko SCPClient to download many. I tried something similar to above. It worked very fast if I tried to download few files but it was totally inefficient for more than Any advices?

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