diff --git a/README.md b/README.md
index c125ca392..c59f0a865 100644
--- a/README.md
+++ b/README.md
@@ -107,19 +107,13 @@ def spread(arg):
             ret.append(i)
     return ret
 
- def deep_flatten(arr):
+
+def deep_flatten(arr):
     result = []
-    result.extend(spread(list(map(lambda x : deep(x) if type(x) == list else x,arr))))
+    result.extend(
+        spread(list(map(lambda x: deep(x) if type(x) == list else x, arr))))
     return result
 
-
-
-
-
-
-
-
-
 ```
 
 ```python
@@ -288,7 +282,7 @@ from random import randint
 def shuffle(arr):
     temp_arr = deepcopy(arr)
     m = len(temp_arr)
-    while(m):
+    while (m):
         m -= 1
         i = randint(0, m)
         temp_arr[m], temp_arr[i] = temp_arr[i], temp_arr[m]
@@ -335,16 +329,17 @@ def zip(*args, fillvalue=None):
     max_length = max([len(arr) for arr in args])
     result = []
     for i in range(max_length):
-        result.append([args[k][i] if i < len(args[k])
-                       else None for k in range(len(args))])
+        result.append([
+            args[k][i] if i < len(args[k]) else None for k in range(len(args))
+        ])
     return result
 
 ```
 
 ``` python
-zip(['a', 'b'], [1, 2], [True, False]); // [['a', 1, True], ['b', 2, False]]
-zip(['a'], [1, 2], [True, False]); // [['a', 1, True], [None, 2, False]]
-zip(['a'], [1, 2], [True, False], fill_value = '_'); // [['a', 1, True], ['_', 2, False]]
+zip(['a', 'b'], [1, 2], [True, False]) // [['a', 1, True], ['b', 2, False]]
+zip(['a'], [1, 2], [True, False]) // [['a', 1, True], [None, 2, False]]
+zip(['a'], [1, 2], [True, False], fill_value = '_') // [['a', 1, True], ['_', 2, False]]
 ```
 
 ## Credits
diff --git a/scripts/lint.py b/scripts/lint.py
index 7d060c466..bfe053161 100644
--- a/scripts/lint.py
+++ b/scripts/lint.py
@@ -1,4 +1,5 @@
 import autopep8
+from yapf.yapflib.yapf_api import FormatCode
 import re
 import os
 files = os.listdir('snippets')
diff --git a/snippets/deep_flatten.md b/snippets/deep_flatten.md
index 71f9c9b2f..0e52e1c15 100644
--- a/snippets/deep_flatten.md
+++ b/snippets/deep_flatten.md
@@ -16,19 +16,13 @@ def spread(arg):
             ret.append(i)
     return ret
 
- def deep_flatten(arr):
+
+def deep_flatten(arr):
     result = []
-    result.extend(spread(list(map(lambda x : deep(x) if type(x) == list else x,arr))))
+    result.extend(
+        spread(list(map(lambda x: deep(x) if type(x) == list else x, arr))))
     return result
 
-
-
-
-
-
-
-
-
 ```
 
 ```python
diff --git a/snippets/shuffle.md b/snippets/shuffle.md
index d37e74581..56281deae 100644
--- a/snippets/shuffle.md
+++ b/snippets/shuffle.md
@@ -14,7 +14,7 @@ from random import randint
 def shuffle(arr):
     temp_arr = deepcopy(arr)
     m = len(temp_arr)
-    while(m):
+    while (m):
         m -= 1
         i = randint(0, m)
         temp_arr[m], temp_arr[i] = temp_arr[i], temp_arr[m]
diff --git a/snippets/zip.md b/snippets/zip.md
index 28d4f2cf6..e0a8c4c72 100644
--- a/snippets/zip.md
+++ b/snippets/zip.md
@@ -11,8 +11,9 @@ def zip(*args, fillvalue=None):
     max_length = max([len(arr) for arr in args])
     result = []
     for i in range(max_length):
-        result.append([args[k][i] if i < len(args[k])
-                       else None for k in range(len(args))])
+        result.append([
+            args[k][i] if i < len(args[k]) else None for k in range(len(args))
+        ])
     return result
 
 ```