Update conf.py

Author: mcbarton

docs/source/conf.py

@@ -8,7 +8,10 @@
 
 if on_rtd:
     XEUS_CPP_ROOT = os.path.abspath('../..')
-    command_emscripten = 'cd {0};\
+    command_emscripten = 'cd ..;\
+                          mkdir -p "$HOME/micromamba";\
+                          curl -Ls https://micro.mamba.pm/api/micromamba/linux-64/latest | tar -xvj -C "$HOME/micromamba" bin/micromamba;\
+                          "$HOME/micromamba/bin/micromamba" shell init -s bash -p "$HOME/micromamba";\
                           micromamba create -f environment-wasm-build.yml -y;\
                           micromamba activate xeus-cpp-wasm-build;\
                           micromamba create -f environment-wasm-host.yml --platform=emscripten-wasm32;\
@@ -36,7 +39,7 @@
                           --contents notebooks/images/marie.png \
                           --contents notebooks/audio/audio.wav \
                           --output-dir $READTHEDOCS_OUTPUT/html/xeus-cpp;'.format(XEUS_CPP_ROOT)
-    subprocess.call('cd {0}/docs/; doxygen', shell=True)
+    subprocess.call('cd ..; doxygen', shell=True)
     subprocess.call(command_emscripten.format(XEUS_CPP_ROOT), shell=True)