Replace calls to deprecated distutils.spawn

This commit replaces distutils.spawn.find_executable() with
shutil.which() from the standard library. distutils is deprecated and
has been removed from Python 3.12+, causing import errors when pyinfra
is run on that version.

pyinfra/connectors/local.py

@@ -1,5 +1,5 @@
 import os
-from distutils.spawn import find_executable
+from shutil import which
 from tempfile import mkstemp
 from typing import TYPE_CHECKING, Tuple
 
@@ -207,7 +207,7 @@ def get_file(
         return True
 
     def check_can_rsync(self):
-        if not find_executable("rsync"):
+        if not which("rsync"):
             raise NotImplementedError("The `rsync` binary is not available on this system.")
 
     def rsync(

pyinfra/connectors/ssh.py

@@ -1,8 +1,8 @@
 from __future__ import annotations
 
 import shlex
-from distutils.spawn import find_executable
 from random import uniform
+from shutil import which
 from socket import error as socket_error, gaierror
 from time import sleep
 from typing import TYPE_CHECKING, Any, Iterable, Optional, Tuple
@@ -539,7 +539,7 @@ def check_can_rsync(self):
         if self.data["ssh_password"]:
             raise NotImplementedError("Rsync does not currently work with SSH passwords.")
 
-        if not find_executable("rsync"):
+        if not which("rsync"):
             raise NotImplementedError("The `rsync` binary is not available on this system.")
 
     def rsync(

tests/test_api/test_api_operations.py

@@ -390,7 +390,7 @@ def test_rsync_op_failure(self):
         state = State(inventory, Config())
         connect_all(state)
 
-        with patch("pyinfra.connectors.ssh.find_executable", lambda x: None):
+        with patch("pyinfra.connectors.ssh.which", lambda x: None):
             with self.assertRaises(OperationError) as context:
                 add_op(state, files.rsync, "src", "dest")