-    packages=[
-        'adafruit_blinka',
-        'adafruit_blinka.agnostic',
-        'adafruit_blinka.board',
-        'adafruit_blinka.microcontroller',
-        'adafruit_blinka.microcontroller.esp8266',
-        'adafruit_blinka.microcontroller.stm32',
-        'microcontroller'
+    packages=find_packages("src"),
+    # This seems to override find_packages above - I suspect but don't know for sure that
+    # we're doing this for a reason -- bpb 2019-01-15:
+    py_modules=['bitbangio', 'board', 'busio', 'digitalio', 'micropython', 'pulseio', 'neopixel_write'],
+    install_requires=[
+        "Adafruit-PlatformDetect",
+        "Adafruit-PureIO",
+        "RPi.GPIO; platform_machine=='armv7l' or platform_machine=='armv6l'",
+        "rpi_ws281x>=4.0.0; platform_machine=='armv7l' or platform_machine=='armv6l'",
+        "spidev; sys_platform=='linux'",
+        "sysv_ipc"