cli: don't select unpaired device for config command

lib/solaar/cli/__init__.py

@@ -156,7 +156,7 @@ def _find_device(receivers, name):
             if number and number <= r.max_devices:
                 dev = r[number]
                 if dev:
-                    return dev
+                    yield dev
         else:  # wired device, make a device list from it
             r = [r]
 
@@ -165,9 +165,10 @@ def _find_device(receivers, name):
                 name == dev.serial.lower() or name == dev.codename.lower() or name == str(dev.kind).lower()
                 or name in dev.name.lower()
             ):
-                return dev
+                yield dev
 
-    raise Exception("no device found matching '%s'" % name)
+
+#    raise Exception("no device found matching '%s'" % name)
 
 
 def run(cli_args=None, hidraw_path=None):

lib/solaar/cli/config.py

@@ -51,10 +51,15 @@ def run(receivers, args, find_receiver, find_device):
     assert args.device
 
     device_name = args.device.lower()
-    dev = find_device(receivers, device_name)
 
-    if not dev.ping():
+    dev = None
-        raise Exception('%s is offline' % dev.name)
+    for dev in find_device(receivers, device_name):
+        if dev.ping():
+            break
+        dev = None
+
+    if not dev:
+        raise Exception("no online device found matching '%s'" % device_name)
 
     if not args.setting:  # print all settings, so first set them all up
         if not dev.settings:

lib/solaar/cli/show.py

@@ -287,6 +287,8 @@ def run(devices, args, find_receiver, find_device):
         _print_receiver(dev)
         return
 
-    dev = find_device(devices, device_name)
+    dev = next(find_device(devices, device_name), None)
-    assert dev
+    if not dev:
+        raise Exception("no device found matching '%s'" % device_name)
+
     _print_device(dev)

lib/solaar/cli/unpair.py

@@ -25,7 +25,9 @@ def run(receivers, args, find_receiver, find_device):
     assert args.device
 
     device_name = args.device.lower()
-    dev = find_device(receivers, device_name)
+    dev = next(find_device(receivers, device_name), None)
+    if not dev:
+        raise Exception("no device found matching '%s'" % device_name)
 
     if not dev.receiver.may_unpair:
         print(