restructure the project and start using pytest

multilang_translator/backend_controller/broadcaster_play_once.py

@@ -0,0 +1,23 @@
+#import broadcaster_config
+from .broadcaster_config import write_to_serial_read_respone
+import time
+
+def broadcaster_play_file(broadcast_ch, file):
+    serial_port = "/dev/ttyACM0"
+    ret = write_to_serial_read_respone(serial_port, f"nac file stream_close {broadcast_ch} 0 0", timeout=0.1)
+    print("\n".join(ret))
+
+    ret = write_to_serial_read_respone(serial_port, f"nac file select_play_once {file} {broadcast_ch} 0 0", timeout=0.1)
+    print("\n".join(ret))
+
+
+if __name__ == "__main__":
+    broadcast_ch = 0
+    file = "left24kHz_48kbps.lc3"
+    broadcaster_play_file(broadcast_ch, file)
+
+    time.sleep(1)
+    broadcast_ch = 1
+    file = "right-channel_24kHz_left_48kbps_10ms.lc3"
+
+    broadcaster_play_file(broadcast_ch, file)