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- python - Removing duplicates in lists - Stack Overflow
def remove_duplicates(item_list): ''' Removes duplicate items from a list ''' singles_list = [] for element in item_list: if element not in singles_list: singles_list append(element) return singles_list
- How do I remove duplicates from a list, while preserving order?
In CPython 3 6+ (and all other Python implementations starting with Python 3 7+), dictionaries are ordered, so the way to remove duplicates from an iterable while keeping it in the original order is:
- python - Removing duplicates from a list of lists - Stack Overflow
With a short list without duplicates: $ python -mtimeit -s'import nodup' 'nodup donewk([[i] for i in range(12)])' 10000 loops, best of 3: 25 4 usec per loop $ python -mtimeit -s'import nodup' 'nodup dogroupby([[i] for i in range(12)])' 10000 loops, best of 3: 23 7 usec per loop $ python -mtimeit -s'import nodup' 'nodup doset([[i] for i in range
- How to remove all duplicate items from a list [duplicate]
How would I use python to check a list and delete all duplicates? I don't want to have to specify what the duplicate item is - I want the code to figure out if there are any and remove them if so, keeping only one instance of each It also must work if there are multiple duplicates in a list
- How to sort and remove duplicates from Python list?
Given a list of strings, I want to sort it alphabetically and remove duplicates I know I can do this: from sets import Set [ ] myHash = Set(myList) but I don't know how to retrieve the list mem
- Removing duplicate strings from a list in python [duplicate]
def getUniqueItems(iterable): result = [] for item in iterable: if item not in result: result append(item) return result print ('' join(getUniqueItems(list('apple')))) P S Same thing like one of the answers here but a little change, set is not really required !
- Remove duplicates in list of object with Python - Stack Overflow
My list of objects has a title attribute and I want to remove any objects with duplicate titles from the list (leaving the original) Then I want to check if my list of objects has any duplicates of any records in the database and if so, remove those items from list before adding them to the database
- python - How to remove duplicate items from a list using list . . .
For Python 3 6+, there is an improvement to be had over Niek de Klein's mostly excellent solution (it's primary flaw being that it loses input ordering) Since dict s are now insertion-ordered, you can just do:
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