All Questions
33 questions
0
votes
1
answer
118
views
Does python 3.12 allows to append items from the list to tuple, I am trying this but getting error TYPEERROR: 'tuple' object is not callable
Please find the below code, once I execute this code I am getting 'tuple' object is not callable error please give the solution, thanks in advance.
`mytuple = ("apple", "banana", &...
- 1
-1
votes
1
answer
118
views
Why can't openpyxl append list of tuples
Edited for more detail:
Trying to append a list of tuples to bottom of an Excel range using "sheet.append() without using a for loop. The list is shown in the code below. I thought "append&...
- 65
-2
votes
1
answer
44
views
How to iterate through a list of tuples and make pairs out of them?
I have a list like this:
point_list = [(54,8),(55,9),(56,10),(57,11)]
and now I want to make them as pairs like:
[(54,8),(55,9)],[(55,9),(56,10)],[(56,10),(57,11)],[(57,11),(54,8)]
and I have a ...
- 25
0
votes
2
answers
67
views
printing list object with appended element not works - python
I have written a code to get list from tuple and append a number to it. I have read other posts about this, and know that list.append returns None, and None would be printed. But in my code, how can I ...
- 13
-2
votes
1
answer
33
views
Why listay is not appending the elements?
I'm very new in Python and coding in general, so this question probably will sound dumb.
I want to append tuples with two elements in listay: if the first element of l2 matches with any first element ...
-1
votes
1
answer
44
views
Find the first number is tuple in python
I have this code and this a,b and c values and after appeidnig in tuple i need to find the first number of 1 and last value from 7 ,how i can get this two first and last value from the tuple.
a=1,5
b=...
- 7
-3
votes
1
answer
162
views
Sorting a list of cards by face value [closed]
my input is:
cards = ['Jack', 8, 2, 6, 'King', 5, 3, 'Queen']
and the expected output is [2,3,5,6,8,'Jack','Queen','King'] but generic method mean always number comes first and then alphabets ...
-1
votes
2
answers
115
views
Creating a list of tuples
I am a given an input file with values of data to read from, the data is given in a pair of numbers like:
(1, 2), (3, 4), (3, 5), (4,9) ..etc.
I must read each of these lines and make each line into a ...
- 35
0
votes
1
answer
19
views
When appending a tuple to a list, I can append (a + b + c) or (a, b + c) or (a + b, c) but appending (a, b ,c) causes the program to refuse to run
Here's the code
def check_right_angle(a, b, c):
if a**2 + b**2 == c**2:
return True
return False
def mn_to_abc(m, n):
return m**2 - n**2, 2 * m * n, m**2 + n**2
list_solutions = [...
1
vote
1
answer
41
views
Trying to append common values to specific numbers in an array. PYTHON
So basically I'm trying to append numbers in a tuple like array the another number is in a specific position.
Input will be:
list1 = [(0, 1), (0, 2), (0, 3), (1, 4), (1, 6), (1, 7), (1, 9)]
This is ...
- 11
0
votes
2
answers
74
views
How I can append a string to the tuples in a list?
I'm creating an application that generates walking bass lines from specified chords. It always begins with the root (1st chord tone), then the permutations of the 1st, 3rd and 5th chord tones follow.
...
- 581
1
vote
1
answer
51
views
How am I able to append to a list that is inside a tuple when tuple is immutable?
as we know that tuple is immutable but if a tuple holds a list inside,can we append an respective list?
t=(1,2,3,"hi",[2,3,4],True)
t[4].append(7)
print(t)
output
(1,2,3,"hi",[2,3,4,7],True)
1
vote
1
answer
47
views
a misunderstanding about lists and multiple iterations
I am in high school taking programming classes in Python and I came across something weird. I think this is just my mistake but i don't know why when typing :
L = []
x = []
for i in range(4):
x....
- 55
2
votes
1
answer
1k
views
Haskell: How do I append to a list of list of tuples?
Sorry, I just started learning Haskell. I don't understand how to append a tuple to each sublist.
My current list is:
[[("String", "String", 2.0)],[("String", "String", 2.0),("String", "String", 2.0)...
- 101
0
votes
1
answer
2k
views
Add 2 coordinates to an index in a list in Python, and algebra
I want to have a 2 or 3D list in Python containing endpoints to 10 separate lines where I can pass the y-coordinates as a function of x in range(10). y=((x+1)/2)*x for x in range(10 or however long).
...
- 162
0
votes
2
answers
470
views
Python 3, how to append tuples into list
I just started to learn python. I need to store a csv file data into a list of tuples: tuples to represent the values on each row, list to store all the rows.
The function I have problem with is when ...
- 87
1
vote
2
answers
151
views
fastest way to append paired data to list [duplicate]
I have a list of data called ID, and another list called Dates. They are paired data, and the lists are of equal lengths, approximately 800,000 items long each. I want to pair each item from each list,...
- 303
3
votes
4
answers
120
views
Appending miniature lists to a larger list
I'm creating a python application to play the game Perudo (or Liar's dice).
I am trying to create a function that calculates all the possible moves that the player (or AI) is allowed to make and ...
- 2,325
-3
votes
1
answer
148
views
How to separate a tuple with 2 parts into separate lists?
So I have a tuple that has two lists in it:
x = (['a', 's', 'd'], ['1', '2', '3'])
How do I make it into two lists? Right now my code basically looks like:
list1.append(x[1])
list1.append(x[2])
...
1
vote
2
answers
75
views
how to add elements of a list into another list with no bracket and no imports in python?
Im trying to put specific number of elements of a list in a list like:
L = [1,2,3,4]
and say I want point 1 - 3 to get put back in to the list giving me:
L = [1,2,3,4,2,3,4]
but i keep getting:
L ...
0
votes
1
answer
694
views
Comparing two lists of tuples and finding the frequency of the common elements
I have two lists of tuples:
myList1=[(1,2,3,4),(5,6,7),(8,9,10,11,12)]
myList2=[(1,2,7,6,2,1,3),(5,3,2,1,8,9,6),(11,12,1,2,5,6,6)]
I want to find the frequency of the elements in myList2, which are ...
- 139
78
votes
5
answers
323k
views
Append a tuple to a list - what's the difference between two ways?
I wrote my first "Hello World" 4 months ago. Since then, I have been following a Coursera Python course provided by Rice University. I recently worked on a mini-project involving tuples and lists. ...
- 1,206
-4
votes
1
answer
2k
views
Why do I get an invalid syntax error in this piece of code, Python? [closed]
Code:
students = []
choice = None
while choice != 0:
print(
"""
0 - Exit
1 - Show all students
2 - Add a student
"""
)
choice = input("Choice: ")
print()
...
- 125
1
vote
1
answer
13k
views
Python list append to list "AttributeError: 'tuple' object has no attribute 'append'"
Alright so I know you cannot append a tuple to a list. However I am still receiving this error despite my best efforts. Can someone tell me what I am doing wrong or what is going on?
Traceback (...
- 1,339
2
votes
5
answers
5k
views
Inputting Numbers Into Empty List Python
I'm in the process of writing a program that demonstrates linear search, but I'm stuck with one of the steps I'm taking. In this step, I'm trying to get the program to take an input list of numbers ...
- 131
1
vote
2
answers
483
views
.split() and .append information from .txt file as tuples to a new list
I'm trying to read a .txt file line by line with a while loop, split each line at a comma intersection, call a function to return the "date" side of each line to a list, then append the "task" side to ...
3
votes
3
answers
9k
views
How to append one value to every tuple within a list?
How to append 1 value to every tuple within a list?
tuple_list = [('a','b'),('c','d'),('e','f')]
value = 111
Desired_List = [(111,'a','b'),(111,'c','d'),(111,'e','f')]
I've tried the following:
...
- 5,794
0
votes
2
answers
122
views
how do i make list of list python
Extracting data from Excel sheet
for value in quoted.findall(str(row[2])):
i.append(value.replace('"', '').strip())
print i
Then i get a set of lists as below
['M', 'N', 'O']
['P', 'Q', 'R']
['...
- 777
0
votes
3
answers
92
views
iterating through a list to append a value to variable lists
I have the following data:
data = [['AB', 'BS, BT'], ['AH', 'AH'], ['AS', 'AS, GS']]
I would like to iterate through the lists of list to produce a list of tuples.
new_data = [('AB', 'BS'), ('AB', '...
- 255
7
votes
6
answers
2k
views
Why does the content of a tuple changes when I append to a list inside of it but does not change when I update a variable?
myVar = ["jhhj", "hgc"]
myTuple = ([1,2,3], [4,5,6], myVar)
myVar.append('lololol')
print myTuple
Why and how can this tuple be modified by appending after construction?
myVar = "lol"
myTuple = ([1,...
- 4,330
-2
votes
4
answers
1k
views
Python, is this a bug, append to a list within a tuple results in None? [duplicate]
This is one of the shortest examples I've written in a long time
I create and update a tuple3
In [65]: arf=(0,1,[1,2,3])
In [66]: arf=(arf[0],arf[1], arf[2] )
In [67]: arf
Out[67]: (0, 1, [1, 2, 3]...
- 3,783
0
votes
5
answers
2k
views
Appending tuples to lists, assigning index
I'm working on a chemistry program which requires a list of all elements and their corresponding atomic mass units, something along the lines of:
Elements = [(H,1),(He,2)...(C,12)]
all the elements ...
- 411
0
votes
3
answers
427
views
How to dump/append all the values of a dict into a list if key is a tuple?
I have a dict as follows with unit names and testnames in a list:
dictA = {('unit1', 'test1'): 10, ('unit2', 'test1'): 78, ('unit2', 'test2'): 2, ('unit1', 'test2'): 45}
units = ['unit1', 'unit2']...
- 2,145