Replace Union type with pipe (#90)

* Replace Union type with pipe

* Update python requirement to be 3.10

Author: evan-palmer

Pipfile.lock

@@ -21,7 +21,7 @@ Here are some of the main features of `pymavswarm`:
 
 ## Dependencies
 
-`pymavswarm` depends on Python versions 3.8 or greater. Ensure that this
+`pymavswarm` depends on Python versions 3.10 or greater. Ensure that this
 dependency is met prior to installation.
 
 ## Installation

README.md

@@ -20,7 +20,7 @@
 import time
 from argparse import ArgumentParser
 from concurrent.futures import Future
-from typing import Any, Union
+from typing import Any
 
 import monotonic
 
@@ -46,7 +46,7 @@ def __init__(self, log_level: int = logging.INFO) -> None:
 
     def fun_command(
         self,
-        agent_ids: Union[AgentID, list[AgentID]] | None = None,
+        agent_ids: AgentID | list[AgentID] | None = None,
         retry: bool = False,
         message_timeout: float = 2.5,
         ack_timeout: float = 0.5,
@@ -55,7 +55,7 @@ def fun_command(
         Send a fun command to the specified agents.
 
         :param agent_ids: optional list of target agent IDs, defaults to None
-        :type agent_ids: Optional[Union[AgentID, list[AgentID]]],
+        :type agent_ids: AgentID | list[AgentID] | None,
             optional
         :param retry: retry sending the fun command to an agent on failure, defaults to
             False

examples/subclass_mavswarm.py

@@ -80,7 +80,7 @@ def _receive_message(self, message: str) -> Callable:
             * URL: https://github.com/dronekit/dronekit-python
 
         :param message: The type of message to watch for
-        :type message: Union[list, str]
+        :type message: list | str
         :return: decorator
         :rtype: Callable
         """