reformat PEP8 and similar issues

test/test_cli.py

@@ -30,7 +30,7 @@ printer:
 )
 
 
-class TestCLI():
+class TestCLI:
     """ Contains setups, teardowns, and tests for CLI
     """
 

test/test_function_barcode.py

@@ -35,4 +35,4 @@ def test_lacks_support(bctype, supports_b):
     with pytest.raises(BarcodeTypeError):
         instance.barcode('test', bctype)
 
-    assert instance.output == b''
+    assert instance.output == b''

test/test_functions.py

@@ -17,10 +17,10 @@ def test_line_spacing_rest():
 def test_line_spacing_error_handling():
     printer = Dummy()
     with assert_raises(ValueError):
-      printer.line_spacing(99, divisor=44)
+        printer.line_spacing(99, divisor=44)
     with assert_raises(ValueError):
-      printer.line_spacing(divisor=80, spacing=86)
+        printer.line_spacing(divisor=80, spacing=86)
     with assert_raises(ValueError):
-      printer.line_spacing(divisor=360, spacing=256)
+        printer.line_spacing(divisor=360, spacing=256)
     with assert_raises(ValueError):
-      printer.line_spacing(divisor=180, spacing=256)
+        printer.line_spacing(divisor=180, spacing=256)

test/test_magicencode.py

@@ -22,7 +22,6 @@ from escpos.katakana import encode_katakana
 from escpos.exceptions import CharCodeError, Error
 
 
-
 class TestEncoder:
     """
     Tests the single encoders.

test/test_printer_file.py

@@ -26,6 +26,7 @@ if six.PY3:
 else:
     mock_open_call = '__builtin__.open'
 
+
 @given(path=text())
 def test_load_file_printer(mocker, path):
     """test the loading of the file-printer"""

test/test_profile.py

@@ -35,4 +35,4 @@ class TestCustomProfile:
         assert Profile(columns=10).get_columns('sdfasdf') == 10
 
     def test_features(self):
-        assert Profile(features={'foo': True}).supports('foo')
+        assert Profile(features={'foo': True}).supports('foo')