Removed pointless script_path check.

If the file is missing, the install is bad and all bets are off.

mopidy_iris/system.py

@@ -18,15 +18,6 @@ class IrisSystemPermissionError(IrisSystemError):
         super().__init__(message)
 
 
-class IrisSystemMissingError(IrisSystemError):
-    reason = "Not found"
-
-    def __init__(self, path):
-        message = "Unable to access %s." % path.as_uri()
-        logger.error(message)
-        super().__init__(message)
-
-
 class IrisSystemThread(Thread):
     _USE_SUDO = True
 
@@ -92,9 +83,6 @@ class IrisSystemThread(Thread):
     # @return boolean or exception
     ##
     def can_run(self, *args, **kwargs):
-        if not self.script_path.is_file():
-            raise IrisSystemMissingError(self.script_path)
-
         # Attempt an empty call to our system file
         command_bytes = b' '.join(self.get_command('check', non_interactive=True))
         process = subprocess.Popen(command_bytes, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)

tests/test_system.py

@@ -1,7 +1,7 @@
 import pathlib, pytest, subprocess
 from unittest import mock
 
-from mopidy_iris.system import IrisSystemThread, IrisSystemMissingError, IrisSystemPermissionError
+from mopidy_iris.system import IrisSystemThread, IrisSystemPermissionError
 
 
 def test_system_sh_path():
@@ -50,18 +50,6 @@ def test_can_run_calls_script_check(popen_mock, process_mock):
     assert popen_mock.call_args[0][0].endswith(b"system.sh check")
 
 
-def test_can_run_script_missing_raises(tmp_path, caplog):
-    iris_system = IrisSystemThread('foo', None)
-    iris_system.script_path = tmp_path
-
-    with pytest.raises(IrisSystemMissingError) as excinfo:
-        iris_system.can_run()
-
-    error_message = "Unable to access %s." % tmp_path.as_uri()
-    assert error_message in str(excinfo.value)
-    assert error_message in caplog.text
-
-
 def test_can_run_sudo_refused_raises(popen_mock, process_mock, caplog):
     process_mock.wait.return_value = 1
     iris_system = IrisSystemThread('foo', None)