Find and complete the codes for the delete and searchfunctions

Language: C++

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'''
print ('Hello World')

# how to declare a linked list in Python
# assume each node to contain a string data
# declare a Python class for a node

class ListNode:
def _init_(self, data):
self.data = data
self.next = None

class LinkedList:
def _init_(self):
self.head = None

def append(self, data):
if self.head == None:
self.head =ListNode(data)
return

tracker = self.head
while tracker.next != None:
tracker =tracker.next

tracker.next = ListNode(data)

def print(self):
tracker = self.head
while tracker != None:
print("Data: ",tracker.data)
tracker = tracker.next

def delete(self, data):
pass

def search(self, data):
pass

def hashfunc(string):
sumof = 0
for a in string:
sumof += ord(a)

intvalue = sumof % len(string)
return intvalue

mylist = LinkedList()
mylist.append(10)
mylist.append(20)
mylist.print()