diff --git a/demo_code.py b/demo_code.py
index 301fcff83..253e9d4a2 100644
--- a/demo_code.py
+++ b/demo_code.py
@@ -8,19 +8,19 @@
 
 # from django.db.models.expressions import RawSQL
 
-AWS_SECRET_KEY =    "d6s$f9g!j8mg7hw?n&c2"
+AWS_SECRET_KEY = "d6s$f9g!j8mg7hw?n&c2"
 
 
 class BaseNumberGenerator:
     """Declare a method -- `get_number`."""
 
-    def __init__(self  ):
-        self.limits = (1,   10)
+    def __init__(self):
+        self.limits = (1, 10)
 
-    def get_number(self ,   min_max):
-        raise  NotImplementedError
+    def get_number(self, min_max):
+        raise NotImplementedError
 
-    def smethod(  ):
+    def smethod():
         """static method-to-be"""
 
     smethod = staticmethod(smethod)
diff --git a/foo.py b/foo.py
index d24575753..d50f7f015 100644
--- a/foo.py
+++ b/foo.py
@@ -2,12 +2,12 @@
 
 nums = list(range(10))
 
-if a   !=   1:
-    raise   AssertionError
-print(b,    nums)
+if a != 1:
+    raise AssertionError
+print(b, nums)
 
 
-def baz(a=   None):
+def baz(a=None):
     if a is None:
         a = []
     return 0
@@ -19,9 +19,9 @@ def aaa(a=None):
     return 1
 
 
-def foo(b=  None):
-    if b is  None:
-        b = [ ]
+def foo(b=None):
+    if b is None:
+        b = []
 
     z = 12
     return 1