pep8 and readme fix

I think this should fix the pep8 issues and I added the readme file link

Author: MrWeast

README.md

@@ -2230,7 +2230,7 @@ In order to achieve greater coverage and encourage more people to contribute to
   </a>
   </td>
   <td> <!-- Python -->
-  <a href="./CONTRIBUTING.md">
+  <a href="./src/python/unordered_linked_list.py">
   <img align="center" height="25" src="./logos/github.svg" />
   </a>
   </td>

src/python/unordered_linked_list.py

@@ -22,15 +22,17 @@ class Unordered_Linked_List:
  def __init__(self) -> None:
  self.first_node = None
 
- def insert(self,value): # inserts a new node with the given value
+ def insert(self,value):
+ # inserts a new node with the given value
  if self.first_node is None:
  self.first_node = Node(value)
  else:
  tmp = Node(value)
  tmp.next = self.first_node
  self.first_node = tmp
 
- def find(self,value): # returns true if the specified value is in your list
+ def find(self,value):
+ # returns true if the specified value is in your list
  ptr = self.first_node
  while ptr is not None:
  if ptr.value == value:
@@ -51,7 +53,8 @@ def size(self): # returns size of the list
  print(f'Your list is of size {i}')
  return i
 
- def remove(self,value): # removes all instances of a given value
+ def remove(self,value):
+ # removes all instances of a given value
  ptr = self.first_node
  prev = None
  while ptr is not None: