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duplicate in list

thelist = [1, 2, 3, 4, 4, 5, 5, 6, 1]
 
 
def dup(x):
    duplicate = []
    unique = []
    for i in x:
        if i in unique:
            duplicate.append(i)
        else:
            unique.append(i)
    print("Duplicate values: ", duplicate)
    print("Unique Values: ", unique)
 
 
dup(thelist)
Comment

duplicates in python list

def findDuplicates(items):
    """ This function returns dict of duplicates items in Iterable
        and how much times it gets repeated in key value pair"""
    result = {}
    item = sorted(items)
    for i in item:
        if item.count(i) > 1:
            result.update({i: items.count(i)})
    return result
  
print(findDuplicates([1,2,3,4,3,4,2,7,4,7,8]))
# output will be {2: 2, 3: 2, 4: 3, 7: 2}
Comment

duplicate in list

thelist = [1, 2, 3, 4, 4, 5, 5, 6, 1]
 
 
def dup(x):
    duplicate = []
    unique = []
    for i in x:
        if i in unique:
            duplicate.append(i)
        else:
            unique.append(i)
    print("Duplicate values: ", duplicate)
    print("Unique Values: ", unique)
 
 
dup(thelist)
Comment

how to duplicate a list in python

example = [1,2,3,4,5,6,7,8] #this is the list

for i in example:
  example.append(example[i])
Comment

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