Upgrade to ColorAide 2.4 (#250)

Author: facelessuser

CHANGES.md

@@ -7,7 +7,7 @@
   configurable. Use clipping by default to match browsers as this is  
   likely what people expect even if it is not an ideal approach. Use  
   `gamut_map` in settings option to manually control the approach.
-- **NEW**: Upgrade ColorAide to 2.3.
+- **NEW**: Upgrade ColorAide to 2.4.
 - **FIX**: Fix regression where contrast logic could not adjust to a  
   given contrast due to a property access.
 

lib/coloraide/__meta__.py

@@ -192,5 +192,5 @@ def parse_version(ver: str) -> Version:
     return Version(major, minor, micro, release, pre, post, dev)
 
 
-__version_info__ = Version(2, 3, 0, "final")
+__version_info__ = Version(2, 4, 0, "final")
 __version__ = __version_info__._get_canonical()

lib/coloraide/algebra.py

@@ -111,6 +111,10 @@ def round_to(f: float, p: int = 0) -> float:
     elif p == 0:
         return round_half_up(f)
 
+    # Ignore infinity
+    elif math.isinf(f):
+        return f
+
     # Round to the specified precision
     else:
         whole = int(f)