pyflakes3

test/test_cli.py

@@ -7,7 +7,6 @@ import os
 import shutil
 import tempfile
 
-import pytest
 from scripttest import TestFileEnvironment as TFE
 
 import escpos
@@ -31,18 +30,18 @@ class TestCLI:
     """Contains setups, teardowns, and tests for CLI"""
 
     @classmethod
-    def setup_class(cls):
+    def setup_class(cls) -> None:
         """Create a config file to read from"""
         with open(CONFIGFILE, "w") as config:
             config.write(CONFIG_YAML)
 
     @classmethod
-    def teardown_class(cls):
+    def teardown_class(cls) -> None:
         """Remove config file"""
         os.remove(CONFIGFILE)
         shutil.rmtree(TEST_DIR)
 
-    def setup_method(self):
+    def setup_method(self) -> None:
         """Create a file to print to and set up env"""
         self.env = None
         self.default_args = None
@@ -64,24 +63,24 @@ class TestCLI:
         finally:
             fhandle.close()
 
-    def teardown_method(self):
+    def teardown_method(self) -> None:
         """Destroy printer file and env"""
         os.remove(DEVFILE)
         self.env.clear()
 
-    def test_cli_help(self):
+    def test_cli_help(self) -> None:
         """Test getting help from cli"""
         result = self.env.run("python-escpos", "-h")
         assert not result.stderr
         assert "usage" in result.stdout
 
-    def test_cli_version(self):
+    def test_cli_version(self) -> None:
         """Test the version string"""
         result = self.env.run("python-escpos", "version")
         assert not result.stderr
         assert escpos.__version__ == result.stdout.strip()
 
-    def test_cli_version_extended(self):
+    def test_cli_version_extended(self) -> None:
         """Test the extended version information"""
         result = self.env.run("python-escpos", "version_extended")
         assert not result.stderr
@@ -89,7 +88,7 @@ class TestCLI:
         # test that additional information on e.g. Serial is printed
         assert "Serial" in result.stdout
 
-    def test_cli_text(self):
+    def test_cli_text(self) -> None:
         """Make sure text returns what we sent it"""
         test_text = "this is some text"
         result = self.env.run(
@@ -108,7 +107,7 @@ class TestCLI:
             result.files_updated[DEVFILE_NAME].bytes == "\x1bt\x00" + test_text + "\n"
         )
 
-    def test_cli_text_invalid_args(self):
+    def test_cli_text_invalid_args(self) -> None:
         """Test a failure to send valid arguments"""
         result = self.env.run(
             *(self.default_args + ("text", "--invalid-param", "some data")),