A script that shows all the serial devices [port-names] conneted to the serial ports of the computer

Author: LoadCode

serial_scanner.py

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+import serial
+import sys
+
+#A serial port-scanner for linux and windows platforms
+
+#Author: Julio César Echeverri Marulanda
+#e-mail: julio.em7@gmail.com
+#blog:   blogdelingeniero1.wordpress.com
+
+#You should have installed the PySerial module to use this method.
+
+#You can install pyserial with the following line:      pip install pyserial
+
+
+def ListAvailablePorts():
+    #This function return a list containing the string names for Virtual Serial Ports
+    #availables in the computer (this function works only for Windows & Linux Platforms but you can extend it)
+    #if there isn't available ports, returns an empty List
+    AvailablePorts = []
+    platform = sys.platform
+    if platform == 'win32':
+        for i in range(255):
+            try:
+                ser = serial.Serial(i,9600)
+            except serial.serialutil.SerialException:
+                pass
+            else:
+                AvailablePorts.append(ser.portstr)
+                ser.close()
+            
+    elif platform == 'linux':
+        for i in range(0,255):
+            try:
+                ser = serial.Serial('/dev/ttyUSB'+str(i))
+            except serial.serialutil.SerialException:
+                pass
+            else:
+                AvailablePorts.append('/dev/ttyUSB'+str(i))
+                ser.close()
+    else:
+        print '''This method was developed only for linux and windows
+                the current platform isn't recognised'''
+    return AvailablePorts
+
+
+#  EXAMPLE OF HOW IT WORKS
+
+#if an Arduino is connected to the computer, the port will be show in the terminal
+#print ListAvailablePorts()