rename packages

src/pyalibert/result.py

@@ -1,5 +1,5 @@
 from dataclasses import dataclass
-from typing import Union, Callable, Generic, TypeVar
+from typing import Union, Generic, TypeVar
 
 
 P = TypeVar("P")
@@ -17,7 +17,7 @@ class Failure:
 
 
 P = TypeVar("P")
-Result = Union["Failure", "Success[P]"]
+Result = Union[Failure, Success[P]]
 
 
 class ParseError(BaseException):
@@ -32,8 +32,6 @@ class ParseError(BaseException):
         message = f"""
 Parsing failed at position {self.failure.at_index} of stream :
 ${fail_section}
-
+Expected one of: {failure.expected}
-Expected one of:
-{failure.expected}
 """
         super().__init__(message)