I am trying to use a dictionary (created by reading the content of a first file) to modify the content of an array(created by reading the content of a second file) in order to return as many modified arrays as their are keys in the dictionary with the modification corresponding the position and change in the original array indicated in
Tag: list
Delete Tuples in List
i want to delete Tuples out of a list if they have the same number… and I need Thanks a lot! Answer Try this:
Find max value of a column based on another in python
i have 2d list implementation as follows. It shows no. of times every student topped in exams:- i have another list of unique students as follows:- which i want to display student ranking based on their distinctions as follows:- What built in functions can be useful. I could not pose proper query on net. In other words i need python
Return decimal fields from list
I have a generator which yields to datatype on is decimal and other is string i need the method to just return the decimal get_amount() now it is returning [(Decimal(‘1950.00′), ’06/16/2020’), (Decimal(‘4500.00′), ’06/16/2020’)] I want the list to be returned as formatted how can i do that ‘${:0,.2f}’.format(Decimal(‘1950.00’) which is in my list) so the end result would be like
saving appended list/dictionary to pandas dataframe
I am working on a code like below, which slices the address column. For this I have created a dictionary and created an empty list final to append all the pre processing.see code After preprocessing I am appending the empty list. Now, I want to update the df_dict with the final list. and convert the df_dict to pandas dataframe. sample
How to fill rows of a dataframe by following the order of elements in a list from a dictionary python
I would like to fill the empty rows of the dataframe: based on the following dictionary: dict1 shows how many kids each id in df has. For instance, A is parent of K and J. J has no kids. G has A and H. The empty rows in df are belongs to id J,Y,Z, and G.The list gives us these
Possible combination of a list to key value pairs keeping 1 element as key and rest as a value
Hi can someone help me with the below requirement ? Please note the list length can be any number , for example i have just put 4. I need the output as list of dictionaries with 1 value as key and rest of the values clubbed as list of all possible combination. Thanks in advance. Input: Output: Answer Try: Prints:
Python: List of dictionaries – using keys as headers & rows are the values (Naive way)
I’m currently tasked with creating a CSV file from a list of dictionaries where the headers are the dic keys and the rows the dic values Ex. Output would be a CSV File: We’re not allowed to use dictwriter/csv/pandas and have to do it the naïve way. I currently have the keys gathered, but am struggling with trying to split
Here is the problem discription: print(snake_array[0].x) AttributeError: ‘list’ object has no attribute ‘x’ . I cannot find the mistake
Answer The problem is that you are appending lists to snake_array, not Test objects. This is what you’re appending: [Test(300, 300, “RIGHT”)]. Notice that the brackets make it a list. All you need to do is remove the extra brackets. Like this:
What is the python code equivalent of slicing a list in dart other than using the SUBLIST method?
I understand that the sublist method works similar to slicing, but what are some other ways i can get similar outputs? For example List = [1,3,5,7,9] Python code ListSliced = List[1:] Using sublist in dart ListSliced = List.sublist(1); Is there a equivalent of List[1:] in DART?? Any ideas on whats causing this error Full code for the tree program. Answer