Apr 30, 2013 · Since Python 3.5 (PEP 448 -- Additional Unpacking Generalizations) one can use the following literal syntax to convert a tuple to a list: >>> t = (1,2,3) >>> lst = [*t] >>> lst [1, 2, …

Suppose I have a list of tuples and I want to convert to multiple lists. For example, the list of tuples is [(1,2),(3,4),(5,6),] Is there any built-in function in Python that convert it to: [1,3,5],[2,4,6] This …

Aug 4, 2016 · How do I convert [(1,), (2,), (3,)] to [1, 2, 3]

L is a list and we want to convert it to a tuple. L = [1, 2, 3] tuple(L) By invoking tuple, you convert the list (L) into a tuple. As done above. >> (1, 2, 3) you can go ahead and access any item in …

Jun 25, 2014 · How do I convert a tuple inside a list into a list. For example, [(23,5,6,4)]=>[23,5,6,4] This is a very ...

Update for Python 3: In Python 3 map returns an iterator and not a list. This is the fastest from a few options I've tested (timed using the timeit module): [list(t) for t in zip(*lists)]

I have a list of tuples ordered by value. They are in the form (name,count) where count is number of occurrences for each unique name. I would like to take this list and transform it into CSV …

Feb 26, 2013 · In Python 2, it returns a list; if you want an iterator, use itertools.imap instead of map. If you want a more generic flattening solution, you can write one yourself, but it's always …

I have manipulated some data using pandas and now I want to carry out a batch save back to the database. This requires me to convert the dataframe into an array of tuples, with each tuple …

Feb 12, 2013 · List comprehensions read more like everyday code - readability is subjective (those used to functional languages will be used to map()), but I'd say the only readable case …