Hello world

test/end2end/flash.py

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+import usb.core
+import subprocess
+
+def find_usb_device(vendor_id, product_id):
+    # Find USB devices
+    dev = usb.core.find(find_all=True)
+    # Loop through devices, printing vendor and product ids in decimal and hex
+    for cfg in dev:
+        if cfg.idVendor == vendor_id and cfg.idProduct == product_id:
+            return cfg
+    return None
+
+# Flash esp32 target
+def flash_esp32(pio_env, port):
+    # Flash the ESP32 target
+    subprocess.run(["platformio", "run", "-e", pio_env, "-t", "upload", "-p", port])
+
+def flash_nrf52(pio_env, port):
+    # Flash the nrf52 target
+    subprocess.run(["platformio", "run", "-e", pio_env, "-t", "upload", "-p", port])