Silence new flake8 error (E305).

mypy/checker.py

@@ -2399,6 +2399,7 @@ def push_type_map(self, type_map: Optional[Dict[Expression, Type]]) -> None:
 # probably be better to have the dict keyed by the nodes' literal_hash
 # field instead.
 
+
 TypeMap = Optional[Dict[Expression, Type]]
 
 

mypy/nodes.py

@@ -144,6 +144,7 @@ class Statement(Node):
 class Expression(Node):
     """An expression node."""
 
+
 # TODO:
 # Lvalue = Union['NameExpr', 'MemberExpr', 'IndexExpr', 'SuperExpr', 'StarExpr'
 #                'TupleExpr', 'ListExpr']; see #1783.

mypy/report.py

@@ -131,6 +131,7 @@ def on_finish(self) -> None:
                 f.write('{:7} {:7} {:6} {:6} {}\n'.format(
                     c[0], c[1], c[2], c[3], p))
 
+
 register_reporter('linecount', LineCountReporter)
 
 
@@ -240,6 +241,7 @@ def on_finish(self) -> None:
         with open(os.path.join(self.output_dir, 'coverage.json'), 'w') as f:
             json.dump({'lines': self.lines_covered}, f)
 
+
 register_reporter('linecoverage', LineCoverageReporter)
 
 
@@ -256,6 +258,7 @@ def on_file(self, tree: MypyFile, type_map: Dict[Expression, Type]) -> None:
     def on_finish(self) -> None:
         stats.generate_html_index(self.output_dir)
 
+
 register_reporter('old-html', OldHtmlReporter)
 
 
@@ -346,6 +349,7 @@ def on_finish(self) -> None:
 
         self.last_xml = doc
 
+
 register_reporter('memory-xml', MemoryXmlReporter, needs_lxml=True)
 
 
@@ -466,6 +470,7 @@ def on_finish(self) -> None:
         self.doc.write(out_path, encoding='utf-8', pretty_print=True)
         print('Generated Cobertura report:', os.path.abspath(out_path))
 
+
 register_reporter('cobertura-xml', CoberturaXmlReporter, needs_lxml=True)
 
 
@@ -511,6 +516,7 @@ def on_finish(self) -> None:
         shutil.copyfile(self.memory_xml.css_html_path, out_css)
         print('Generated XML report:', os.path.abspath(out_path))
 
+
 register_reporter('xml', XmlReporter, needs_lxml=True)
 
 
@@ -550,6 +556,7 @@ def on_finish(self) -> None:
         shutil.copyfile(self.memory_xml.css_html_path, out_css)
         print('Generated HTML report (via XSLT):', os.path.abspath(out_path))
 
+
 register_reporter('xslt-html', XsltHtmlReporter, needs_lxml=True)
 
 
@@ -576,6 +583,7 @@ def on_finish(self) -> None:
             out_file.write(transformed_txt)
         print('Generated TXT report (via XSLT):', os.path.abspath(out_path))
 
+
 register_reporter('xslt-txt', XsltTxtReporter, needs_lxml=True)
 
 alias_reporter('xslt-html', 'html')

mypy/test/testsemanal.py

@@ -93,6 +93,7 @@ def test_semanal(testcase):
         'Invalid semantic analyzer output ({}, line {})'.format(testcase.file,
                                                                 testcase.line))
 
+
 # Semantic analyzer error test cases
 
 # Paths to files containing test case descriptions.

setup.py

@@ -84,6 +84,7 @@ def run(self):
     'Topic :: Software Development',
 ]
 
+
 package_dir = {'mypy': 'mypy'}
 if sys.version_info < (3, 5, 0):
     package_dir[''] = 'lib-typing/3.2'