fix: init image strength (#225)

README.md

@@ -43,9 +43,10 @@ Generating 🖼  : "portrait photo of a freckled woman" 512x512px seed:500686645
 </details>
 
 <img src="https://raw.githubusercontent.com/brycedrennan/imaginAIry/master/assets/000019_786355545_PLMS50_PS7.5_a_scenic_landscape.jpg" height="256"><img src="https://raw.githubusercontent.com/brycedrennan/imaginAIry/master/assets/000032_337692011_PLMS40_PS7.5_a_photo_of_a_dog.jpg"  height="256"><br>
-<img src="https://raw.githubusercontent.com/brycedrennan/imaginAIry/master/assets/000056_293284644_PLMS40_PS7.5_photo_of_a_bowl_of_fruit.jpg" height="256"><img src="https://raw.githubusercontent.com/brycedrennan/imaginAIry/master/assets/000078_260972468_PLMS40_PS7.5_portrait_photo_of_a_freckled_woman.jpg"  height="256">
+<img src="https://raw.githubusercontent.com/brycedrennan/imaginAIry/master/assets/000056_293284644_PLMS40_PS7.5_photo_of_a_bowl_of_fruit.jpg" height="256"><img src="https://raw.githubusercontent.com/brycedrennan/imaginAIry/master/assets/000078_260972468_PLMS40_PS7.5_portrait_photo_of_a_freckled_woman.jpg"  height="256"><br>
 <img src="assets/009719_942389026_kdpmpp2m15_PS7.5_a_flower.gif" height="256">
 
+
 ###  🎉 Edit Images with Instructions alone! [by InstructPix2Pix](https://github.com/timothybrooks/instruct-pix2pix)
 Just tell imaginairy how to edit the image and it will do it for you!  
 Use prompt strength to control how strong the edit is. For extra control you can combine

imaginairy/cmds.py

@@ -51,6 +51,7 @@ logger = logging.getLogger(__name__)
     "--init-image-strength",
     default=None,
     show_default=False,
+    type=float,
     help="Starting image strength. Between 0 and 1.",
 )
 @click.option(