BF: Handle when voicekey component isn't found (i.e. pre-2025 PsychoPy)

psychopy · Sep 30, 2024 · acb0394 · acb0394
1 parent 85a05b0
commit acb0394
Showing 1 changed file with 61 additions and 57 deletions.
diff --git a/psychopy_cedrus/components/riponda.py b/psychopy_cedrus/components/riponda.py
@@ -1,5 +1,6 @@
+from packaging.version import Version
+from psychopy import __version__ as ppyVersion
 from psychopy.experiment.components.buttonBox import ButtonBoxComponent
-from psychopy.experiment.components.voicekey import VoiceKeyComponent
 from psychopy.experiment.routines.photodiodeValidator import PhotodiodeValidatorRoutine
 from psychopy.experiment import getInitVals, Param
 from psychopy.experiment.plugins import DeviceBackend
@@ -131,67 +132,70 @@ def writeDeviceCode(self, buff):
         )
         buff.writeOnceIndentedLines(code % inits)
 
+if Version(ppyVersion) >= "2025.1.0":
+    # base voicekey support was only added in 2025.1, so this is necessary to handle older versions
+    from psychopy.experiment.components.voicekey import VoiceKeyComponent
 
-class RipondaVoiceKeyBackend(DeviceBackend):
-    """
-    Implements Riponda for the VoiceKey Component
-    """
-
-    key = "riponda"
-    label = _translate("Cedrus Riponda")
-    component = VoiceKeyComponent
-    deviceClasses = ['psychopy.hardware.voicekey.MicrophoneVoiceKeyEmulator']
+    class RipondaVoiceKeyBackend(DeviceBackend):
+        """
+        Implements Riponda for the VoiceKey Component
+        """
 
-    def getParams(self: VoiceKeyComponent):
-        # define order
-        order = [
-            "ripondaIndex",
-            "ripondaChannels",
-            "ripondaThreshold",
-        ]
-        # define params
-        params = {}       
-        params['ripondaIndex'] = Param(
-            0, valType='int', inputType="single", categ='Device',
-            label=_translate("Device number"),
-            hint=_translate(
-                "Device number, if you have multiple devices which one do you want (0, 1, 2...)"
+        key = "riponda"
+        label = _translate("Cedrus Riponda")
+        component = VoiceKeyComponent
+        deviceClasses = ['psychopy.hardware.voicekey.MicrophoneVoiceKeyEmulator']
+
+        def getParams(self: VoiceKeyComponent):
+            # define order
+            order = [
+                "ripondaIndex",
+                "ripondaChannels",
+                "ripondaThreshold",
+            ]
+            # define params
+            params = {}       
+            params['ripondaIndex'] = Param(
+                0, valType='int', inputType="single", categ='Device',
+                label=_translate("Device number"),
+                hint=_translate(
+                    "Device number, if you have multiple devices which one do you want (0, 1, 2...)"
+                )
             )
-        )
-        params['ripondaChannels'] = Param(
-            7, valType="code", inputType="single", categ="Device",
-            label=_translate("Num. channels"),
-            hint=_translate(
-                "How many microphones are plugged into this Riponda?"
+            params['ripondaChannels'] = Param(
+                7, valType="code", inputType="single", categ="Device",
+                label=_translate("Num. channels"),
+                hint=_translate(
+                    "How many microphones are plugged into this Riponda?"
+                )
             )
-        )
-        params['ripondaThreshold'] = Param(
-            0, valType='code', inputType="single", categ='Device',
-            label=_translate("Threshold"),
-            hint=_translate(
-                "Threshold volume (0 for min, 255 for max) above which to register a voicekey "
-                "response"
+            params['ripondaThreshold'] = Param(
+                0, valType='code', inputType="single", categ='Device',
+                label=_translate("Threshold"),
+                hint=_translate(
+                    "Threshold volume (0 for min, 255 for max) above which to register a voicekey "
+                    "response"
+                )
             )
-        )
 
-        return params, order
+            return params, order
 
-    def addRequirements(self):
-        self.exp.requireImport(
-            importName="riponda", importFrom="psychopy_cedrus"
-        )
+        def addRequirements(self):
+            self.exp.requireImport(
+                importName="riponda", importFrom="psychopy_cedrus"
+            )
 
-    def writeDeviceCode(self: VoiceKeyComponent, buff):
-        # get inits
-        inits = getInitVals(self.params)
-        # make ButtonGroup object
-        code = (
-            "deviceManager.addDevice(\n"
-            "    deviceClass='psychopy_cedrus.riponda.RipondaVoiceKeyGroup',\n"
-            "    deviceName=%(deviceLabel)s,\n"
-            "    pad=%(ripondaIndex)s,\n"
-            "    channels=%(ripondaChannels)s\n"
-            "    threshold=%(ripondaThreshold)s,\n"
-            ")\n"
-        )
-        buff.writeOnceIndentedLines(code % inits)
+        def writeDeviceCode(self: VoiceKeyComponent, buff):
+            # get inits
+            inits = getInitVals(self.params)
+            # make ButtonGroup object
+            code = (
+                "deviceManager.addDevice(\n"
+                "    deviceClass='psychopy_cedrus.riponda.RipondaVoiceKeyGroup',\n"
+                "    deviceName=%(deviceLabel)s,\n"
+                "    pad=%(ripondaIndex)s,\n"
+                "    channels=%(ripondaChannels)s\n"
+                "    threshold=%(ripondaThreshold)s,\n"
+                ")\n"
+            )
+            buff.writeOnceIndentedLines(code % inits)