[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

compression/ppm.py

@@ -44,7 +44,7 @@ def compress(self, data: str) -> list[float]:
             self.update_model(context, symbol)
             # Encode the symbol based on the current context
             compressed_output.append(self.encode_symbol(context, symbol))
-            # Update the context by appending the symbol, 
+            # Update the context by appending the symbol,
             # keeping it within the specified order
             context = (context + symbol)[-self.order :]  # Keep the context within order