How do I fix this?

When I try to install it, I get an error with httptools and I can’t install it. What do I do? I type in

pip install sanic

and my error is https://ghostbin.co/paste/ykq7n

You need MSVC++ installed; cl.exe isn’t available per:

error: command ‘cl.exe’ failed: No such file or directory

at the very last line in your pastebin.