hp-doctor does the following:

Updating repository
-------------------
cmd =sudo dpkg --configure -a
cmd =sudo apt-get install --yes --force-yes -f
cmd =sudo apt-get update
Installing Missing/Incompatible packages
----------------------------------------
cmd =sudo apt-get install --assume-yes libsane-dev
cmd =sudo apt-get install --assume-yes libcupsimage2-dev
cmd =sudo apt-get install --assume-yes cups-bsd
cmd =sudo apt-get install --assume-yes gtk2-engines-pixbuf
cmd =sudo apt-get install --assume-yes libtool-bin
cmd =sudo apt-get install --assume-yes python3-notify2
cmd =sudo apt-get install --assume-yes libcups2
cmd =sudo apt-get install --assume-yes openssl
cmd =sudo apt-get install --assume-yes cups-client
cmd =sudo apt-get install --assume-yes libsnmp-dev
cmd =sudo apt-get install --assume-yes xsane
cmd =sudo apt-get install --assume-yes libdbus-1-dev
cmd =sudo apt-get install --assume-yes libcups2-dev
cmd =sudo apt-get install --assume-yes python3-dbus.mainloop.qt
cmd =sudo apt-get install --assume-yes python3-dev
cmd =sudo apt-get install --assume-yes snmp-mibs-downloader
cmd =sudo apt-get install --assume-yes libtool
cmd =sudo apt-get install --assume-yes libusb-1.0.0-dev
cmd =sudo apt-get install --assume-yes avahi-utils
 

Checking Permissions....


Checking for Configured Queues....
warning: Fail to read ppd=/etc/cups/ppd/HP-LaserJet-Professional-P-1102w.ppd file
warning: Insufficient permission to access file /etc/cups/ppd/HP-LaserJet-Professional-P-1102w.ppd
warning: Could not complete Queue(s) configuration check


Checking for HP Properitery Plugin's....
Plugin's are missing. Press 'y' to install the plugin(y=yes*, n=no):y

HP Linux Imaging and Printing System (ver. 3.16.3)
Plugin Download and Install Utility ver. 2.1

Copyright (c) 2001-15 HP Development Company, LP
This software comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to distribute it
under certain conditions. See COPYING file for more details.

(Note: Defaults for each question are maked with a '*'. Press <enter> to accept the default.)


-----------------------------------------
| PLUG-IN INSTALLATION FOR HPLIP 3.16.3 |
-----------------------------------------

  Option      Description                                       
  ----------  --------------------------------------------------
  d           Download plug-in from HP (recommended)            
  p           Specify a path to the plug-in (advanced)          
  q           Quit hp-plugin (skip installation)                

Enter option (d=download*, p=specify path, q=quit) ? d

-------------------
| DOWNLOAD PLUGIN |
-------------------

Checking for network connection...
Downloading plug-in from: 
Downloading plug-in: [\                                                                                                                                                                                                                         ] 0% Receiving digital keys: /usr/bin/gpg --homedir /home/manu/.hplip/.gnupg --no-permission-warning --keyserver pgp.mit.edu --recv-keys 0x4ABA2F66DBD5A95894910E0673D770CDA59047B9
 

----------------------
| INSTALLING PLUG-IN |
----------------------

Creating directory plugin_tmp
Verifying archive integrity... All good.
Uncompressing HPLIP 3.16.3 Plugin Self Extracting Archive................................................