Mypy: add python helper library

Signed-off-by: Thomas Klaehn <tkl@blackfinn.de>

images/console-image.bb

@@ -62,6 +62,11 @@ EXTRA_TOOLS_INSTALL = " \
 MQTT = " \
     python-paho-mqtt \
 "
+
+PYTHON_LIBS = " \
+    mypy \
+"
+
 IMAGE_INSTALL += " \
     ${CORE_OS} \
     ${DEV_SDK_INSTALL} \
@@ -69,6 +74,7 @@ IMAGE_INSTALL += " \
     ${KERNEL_EXTRA_INSTALL} \
     ${WIFI_SUPPORT} \
     ${MQTT} \
+    ${PYTHON_LIBS} \
  "
 
 set_local_timezone() {