You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: doc.go
    path of file: ./repos/teller/vendor/github.com/google/go-github/v43/github
    
    the code of the file until where you have to start completion: // Copyright 20
    
	func main() {
		// Wrap the shared transport for use with the integration ID 1 authenticating with installation ID 99.
		itr, err := ghinstallation.NewKeyFromFile(http.DefaultTransport, 1, 99, "2016-10-19.private-key.pem")
		if err != nil {
			// Handle error.
		}

		// Use installation transport with client
		client := github.NewClient(&http.Client{Transport: itr})

		// Use client...
	}