fix: Black linting

Author: blessedcoolant

invokeai/app/invocations/params.py

@@ -6,8 +6,7 @@
 
 from invokeai.app.invocations.prompt import PromptOutput
 
-from .baseinvocation import (BaseInvocation, BaseInvocationOutput,
-                             InvocationConfig, InvocationContext)
+from .baseinvocation import BaseInvocation, BaseInvocationOutput, InvocationConfig, InvocationContext
 from .math import FloatOutput, IntOutput
 
 # Pass-through parameter nodes - used by subgraphs
@@ -68,6 +67,7 @@ class Config(InvocationConfig):
     def invoke(self, context: InvocationContext) -> StringOutput:
         return StringOutput(text=self.text)
 
+
 class ParamPromptInvocation(BaseInvocation):
     """A prompt input parameter"""
 
@@ -80,4 +80,4 @@ class Config(InvocationConfig):
         }
 
     def invoke(self, context: InvocationContext) -> PromptOutput:
-        return PromptOutput(prompt=self.prompt)
+        return PromptOutput(prompt=self.prompt)