Unable to install pip into WSL (Ubuntu)?

I have successfully setup WSL on my Windows 10. I have also successfully downloaded and installed Python3. However, I am unable to get pip. How do I get pip?

gyu@LAPTOP-PR3:/mnt/c/Windows/system32$ python3 --versionPython 3.8.2gyu@LAPTOP-PR3:/mnt/c/Windows/system32$ python3 -m pip list/usr/bin/python3: No module named pipgyu@LAPTOP-PR3:/mnt/c/Windows/system32$ sudo apt-get install python3-pipReading package lists... DoneBuilding dependency treeReading state information... DonePackage python3-pip is not available, but is referred to by another package.This may mean that the package is missing, has been obsoleted, oris only available from another sourceE: Package 'python3-pip' has no installation candidategyu@LAPTOP-PR3:/mnt/c/Windows/system32$ sudo apt-get install python-pipReading package lists... DoneBuilding dependency treeReading state information... DoneE: Unable to locate package python-pip

EDIT:

Here is the output from the sudo apt-get update

Err:1 http://archive.ubuntu.com/ubuntu focal InRelease  Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::24). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::23). - connect (101: Network is unreachable) Could not connect to archive.ubuntu.com:80 (91.189.88.142), connection timed out Could not connect to archive.ubuntu.com:80 (91.189.88.152), connection timed outErr:2 http://archive.ubuntu.com/ubuntu focal-updates InRelease  Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::24). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::23). - connect (101: Network is unreachable)Err:3 http://archive.ubuntu.com/ubuntu focal-backports InRelease  Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::24). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::23). - connect (101: Network is unreachable)Err:4 http://security.ubuntu.com/ubuntu focal-security InRelease  Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1360:8001::23). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1562::15). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1360:8001::24). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1562::18). - connect (101: Network is unreachable) Could not connect to security.ubuntu.com:80 (91.189.91.39), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.152), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.142), connection timed out Could not connect to security.ubuntu.com:80 (91.189.91.38), connection timed outReading package lists... DoneW: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/focal/InRelease  Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::24). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::23). - connect (101: Network is unreachable) Could not connect to archive.ubuntu.com:80 (91.189.88.142), connection timed out Could not connect to archive.ubuntu.com:80 (91.189.88.152), connection timed outW: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/focal-updates/InRelease  Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::24). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::23). - connect (101: Network is unreachable)W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/focal-backports/InRelease  Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::24). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1360:8001::23). - connect (101: Network is unreachable)W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/focal-security/InRelease  Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1360:8001::23). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1562::15). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1360:8001::24). - connect (101: Network is unreachable) Cannot initiate the connection to security.ubuntu.com:80 (2001:67c:1562::18). - connect (101: Network is unreachable) Could not connect to security.ubuntu.com:80 (91.189.91.39), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.152), connection timed out Could not connect to security.ubuntu.com:80 (91.189.88.142), connection timed out Could not connect to security.ubuntu.com:80 (91.189.91.38), connection timed outW: Some index files failed to download. They have been ignored, or old ones used instead.