+ - git clone --depth 1 -b v0.1.1 https://github.com/cocotb/cocotb-bus.git cocotb-bus
+ - pushd cocotb-bus
+ - pip install . --no-deps
+ - popd
+
+ - git clone --depth 1 -b v1.5.2 https://github.com/cocotb/cocotb.git cocotb
+ - pushd cocotb
+ - pip install .
+ - popd
+