mention pip+pyqt5

README.development

@@ -21,9 +21,14 @@ It also requires a number of Python packages, which you can grab via pip:
 
 $ pip3 install -r requirements.txt
 
-You will also need PyQt development tools (specifically pyrcc5 and pyuic5).
-These are often contained in a separate package on Linux, such as
-'pyqt5-dev-tools' on Debian/Ubuntu.
+If you're on a Linux distribution that packages PyQt 5.9 then you can use the
+distro's packages. Make sure you install the development tools (eg
+pyqt5-dev-tools) as well.
+
+If you're on another platform or your distro has the wrong Qt version, you
+can install PyQt with pip:
+
+$ pip3 install sip pyqt5==5.9
 
 To use the development version:
 
@@ -53,6 +58,11 @@ $ ./runanki
 If you get any errors, please make sure you don't have an older version of
 Anki installed in a system location.
 
+To run the unit tests, you will need to install nose from your distro, or
+with pip:
+
+$ pip3 install nose
+
 Before contributing code, please read README.contributing.
 
 If you'd like to contribute translations, please see the translations section