videodownloader | simple python script that will allow you to download | Download Utils library

i made an application, where you can download a youtube video and choose the location of download. The problem is, it only work sometimes.

This is the error it is giving in console: Exception in Tkinter callback Traceback (most recent call last): File "C:\Users\User\AppData\Local\Programs\Python\Python39\lib\tkinter\__init__.py", line 1885, in __call__ return self.func(*args) File "C:\Python\VideoDownloader\VideoDownloader.py", line 39, in downloadVideo ytbvideo=YouTube(ytbLink).streams.filter(progressive=True, file_extension='mp4').order_by('resolution').desc().first() File "C:\Users\User\AppData\Local\Programs\Python\Python39\lib\site-packages\pytube\__main__.py", line 91, in __init__ self.prefetch() File "C:\Users\User\AppData\Local\Programs\Python\Python39\lib\site-packages\pytube\__main__.py", line 183, in prefetch self.js_url = extract.js_url(self.watch_html) File "C:\Users\User\AppData\Local\Programs\Python\Python39\lib\site-packages\pytube\extract.py", line 143, in js_url base_js = get_ytplayer_config(html)["assets"]["js"] KeyError: 'assets'

And this is my code:

I'm getting path to save a video .mp4 file by using the following code in PCL project, which return "/storage/emulated/0/DCIM/":

I need to get the screenshot of a View. I have tried two methods to do this work. Unfortunately, both result in the same bug.

Here is the log:

In my component, I'm running a function that iterates through keys in state and updates properties as async functions complete. However, it looks like it's updating the state to the state as it existed prior to the function running.

This is the code for my component:

I'm building a crossplatform application using Xamarin,my application will download videos from internet, I've done the download and save functions, but after saved videos to DCIM(in android) the videos do not appear in gallery.After hafl of a day searching for solutions on internet I comeup with two solutions:

1.after download finished: send broadcast with action "Intent.ActionMediaMounted".

2.after download finished Call "MediaScannerConnection.ScanFile".

With solution 1 I got:

"{Java.Lang.NullPointerException: Attempt to invoke virtual method 'void android.content.Context.sendBroadcast(android.content.Intent)' on a null object reference}

With solution 2, I got:

"{Java.Lang.NullPointerException: Attempt to invoke virtual method 'boolean android.content.Context.bindService(android.content.Intent, android.content.ServiceConnection, int)' on a null object reference}

This is my Interface which I used to handle downloadfinished placed in PLC project:

I don't know all capabilities of Stream API.

My task is: I have a list of strings with urls and I have another list of my custom objects with two methods

I'm creating a GUI to download files from websites using tkinter. but i'm getting an unexpected error The code:

I am new to programming in C#, and I know that videoDownloader.DownloadProgressChanged += (sender, args) => Console.WriteLine(args.ProgressPercentage); will run the Console.WriteLine whenever the videoDownloader.DownloadProgressChanged is called. But I don't know how to have more than one line in that function.

I want to be able to have something like: