fir to print in shared printer linux

app/commons/dblogin.py

@@ -76,7 +76,8 @@ class Login(QDialog):
             conn.close()
             option = u"online"
             icon_conn = path_circle_green
-        except:
+        except Exception as e:
+            print(e, 'error')
             icon_conn = path_circle_red
             option = u"offline"
         self.ui.label_conn.setText(option)

app/reporting.py

@@ -139,7 +139,14 @@ class Receipt(object):
                 self._printer = printer.Win32Raw(self._device)
                 self._printer.open()
         elif self._interface == 'network':
-            self._printer = printer.Network(self._device, timeout=15)
+            try:
+                host, port = self._device.split(":")
+            except:
+                host, port = self.device, None
+            if port:
+                self._printer = printer.Network(host, port=int(port), timeout=15)
+            else:
+                self._printer = printer.Network(host, timeout=15)
         elif self._interface == 'ssh':
             self._printer = FileSSH(*self._device.split('@'))
             self._printer.open()
@@ -148,8 +155,8 @@ class Receipt(object):
         self.print_enter()
         try:
             self._printer.image(image_test_file, center=True)
-        except:
-            pass
+        except Exception as e:
+            print(e, 'error')
         self.print_enter()
         self.print_header()
         self._printer.ln(3)
@@ -177,7 +184,14 @@ class Receipt(object):
                     self._printer = printer.Win32Raw(self._device)
                     self._printer.open()
             elif self._interface == 'network':
-                self._printer = printer.Network(self._device, timeout=15)
+                try:
+                    host, port = self._device.split(":")
+                except:
+                    host, port = self.device, None
+                if port:
+                    self._printer = printer.Network(host, port=int(port), timeout=15)
+                else:
+                    self._printer = printer.Network(host, timeout=15)
             elif self._interface == 'ssh':
                 self._printer = FileSSH(*self._device.split('@'))
                 self._printer.open()
@@ -202,7 +216,14 @@ class Receipt(object):
                     self._printer = printer.Win32Raw(self._device)
                     self._printer.open()
             elif self._interface == 'network':
-                self._printer = printer.Network(self._device, timeout=15)
+                try:
+                    host, port = self._device.split(":")
+                except:
+                    host, port = self.device, None
+                if port:
+                    self._printer = printer.Network(host, port=int(port), timeout=15)
+                else:
+                    self._printer = printer.Network(host, timeout=15)
             elif self._interface == 'ssh':
                 self._printer = FileSSH(*self._device.split('@'))
                 self._printer.open()

test_printer.py

@@ -67,8 +67,8 @@ if __name__ == '__main__':
     ctx_printing['tax_regime'] = 'none'
 
     receipt = Receipt(ctx_printing)
-    try:
-        receipt.config_printer(printer_test)
-        receipt.test_printer()
-    except:
-        print('Printing failed...!')
+    # try:
+    receipt.config_printer(printer_test)
+    receipt.test_printer()
+    # except :
+        # print('Printing failed...!')