updated skeleton with true data

scripts/find_port.py

@@ -1,2 +1,20 @@
 #!/usr/bin/env python3
-print(8000)
+import socket
+
+START, END = 8000, 8100
+
+def port_free(port):
+    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
+        try:
+            s.bind(("0.0.0.0", port))
+            return True
+        except OSError:
+            return False
+
+for port in range(START, END + 1):
+    if port_free(port):
+        print(port)
+        exit(0)
+
+print("ERR_NO_FREE_PORT")
+exit(1)