diff --git a/casimport/__init__.py b/casimport/__init__.py
index 8387df1..36515b8 100644
--- a/casimport/__init__.py
+++ b/casimport/__init__.py
@@ -414,7 +414,8 @@ def defaultinit(casf):
 	basedir = pathlib.Path.home() / '.casimport'
 	basedir.mkdir(exist_ok=True)
 
-	conffile = pathlib.Path(os.environ.get('CASIMPORT_CONF', basedir / 'casimport.conf'))
+	conffile = pathlib.Path(os.environ.get('CASIMPORT_CONF', basedir /
+	    'casimport.conf'))
 	if not conffile.exists():
 		import casimport
 		with importlib.resources.path(casimport,
@@ -539,7 +540,8 @@ class Test(unittest.TestCase):
 		fd.write_cache(hellohash, hellodata)
 
 		# that the file exists in the correct place
-		self.assertTrue((cachedir / hellohash[0] / (hellohash + '.py')).exists())
+		self.assertTrue((cachedir / hellohash[0] /
+		    (hellohash + '.py')).exists())
 
 		# and that when fetched
 		data = fd.fetch_data(urlparse('hash://sha256/%s' % hellohash))
@@ -638,13 +640,15 @@ class Test(unittest.TestCase):
 				# That the default.conf file got copied over.
 				filecmp.cmp(defcachedir.parent /
 				    'casimport.conf',
-				    pathlib.Path(__file__).parent / 'default.conf')
+				    pathlib.Path(__file__).parent /
+				    'default.conf')
 
 				# that the cache got created
 				self.assertTrue(defcachedir.is_dir())
 
 				# and that when hello.py is added to the cache
-				f._loaders[0].add_file(self.fixtures / 'hello.py')
+				f._loaders[0].add_file(self.fixtures /
+				    'hello.py')
 
 				# it can be imported
 				from cas.v1_f_330884aa2febb5e19fb7194ec6a69ed11dd3d77122f1a5175ee93e73cf0161c3 import hello
@@ -701,7 +705,8 @@ class Test(unittest.TestCase):
 			fdc.add_file(self.fixtures / 'hello.py')
 
 			# and that the aliases are loaded
-			with open(self.fixtures / 'randpkg' / 'cas_aliases.txt') as fp:
+			with open(self.fixtures / 'randpkg' /
+			    'cas_aliases.txt') as fp:
 				f.load_aliases(fp.read())
 
 			# that when we load the alias first
@@ -777,8 +782,8 @@ class Test(unittest.TestCase):
 
 		try:
 			with CASFinder() as f, \
-			    tempattrset(sys.modules[__name__], 'load_mod_aliases',
-			    f.load_mod_aliases):
+			    tempattrset(sys.modules[__name__],
+			    'load_mod_aliases', f.load_mod_aliases):
 
 				f.register(fakeipfsloader)
 
@@ -808,7 +813,8 @@ class Test(unittest.TestCase):
 		uomock.return_value.__enter__.return_value.status = 200
 
 		# and returns the correct data
-		uomock.return_value.__enter__.return_value.read.return_value = ipfsdata
+		uomock.return_value.__enter__.return_value.read. \
+		    return_value = ipfsdata
 
 		# that when called
 		hashurl = urlparse('ipfs://bafkreibtbcckul7lwxqz7nyzj3dknhwrdxj5o4jc6gsroxxjhzz46albym')
@@ -846,7 +852,8 @@ class Test(unittest.TestCase):
 		uomock.return_value.__enter__.return_value.status = 200
 
 		# and returns the correct data
-		uomock.return_value.__enter__.return_value.read.return_value = httpsdata
+		uomock.return_value.__enter__.return_value.read. \
+		    return_value = httpsdata
 
 		# that when called
 		hashurl = urlparse('https://www.funkthat.com/gitea/jmg/casimport/raw/commit/753e64f53c73d9d1afc4d8a617edb9d3542dcea2/fixtures/hello.py')