Is there a better way to define multiple boolean variables? Question: I have multiple Boolean variables in my code and now they are defined like this: self.paused, self.show_difficulty, self.resizable, self.high_score_saved, self.show_high_scores, self.show_game_modes = False, False, True, False, False, False And I thought of refactoring the code like this to improve readability. ui_options = { "paused": …
Parsing / reformatting a tokenized list in python Question: I have lists of tokens of the form "(a OR b) AND c OR d AND c" or "(a OR b) AND c OR (d AND c)" I want to reformat these tokens into a string of the form: Expressions are of arbitrary form like (a …
How to use a Postgreql Boolean value as a parameter in a python if statement? Question: I have been trying to create a python function that will use a select statement that will return a single Boolean value from my postgres database and then use it in a python if statement. I have found out …
Gather items that cause all() to return false Question: This question is about what one can/cannot do with all() function. I would like to identify all elements which fail the condition set in all() function. In the example below all() will return False since not all elements are of type int. ‘c’ and ‘5’ will …
Python: `and` operator does not return a boolean value Question: In Python, an empty list is considered a Falsey value Therefore this is how things should work: >>> [] and False False But in reality, python returns an empty list. >>> [] and False [] Is this intended or a bug? Asked By: Rage || …
Problem using function that uses boolean verification (string) to create a new column in pandas Question: I have a database (df2) with the following structure to calculate profitability (or gains) for Brazilian fixed income assets: df2: enter image description here For every type of assets (described in the column "Tipo") I need to make a …
list[I] becomes a list instead of an item Question: I am a high school student doing a simple merge sort algorithm, but I encountered below error message. Help is much appreciated! File "main.py", line 22, in mergesort if l_list[i] <= r_list[j]: TypeError: ‘<=’ not supported between instances of ‘int’ and ‘list’ Here’s my code: list …
List comprehension with boolean (Python) Question: How to present this code as a list comprehension: def all_targets_hit(attempts: list) -> bool: for ls in range(len(attempts)): if not any(attempts[ls]): return False return True attempts =([ [True, False, False], [False, False, True], [False, False, False, False], ]) #Expected: False Asked By: avkpol || Source Answers: You could combine …
How can I replace a string value with its corresponding Boolean value in a nested dictionary in Python? Question: I was recently given a project to do for my Python college course. Basically, you save a dictionary in a csv file with csv.DictWriter, and then you load it back into another dictionary with csv.DictReader. However, …
How can I classify a string with a partial string and make a boolean column Question: Say I have the 1st dataframe with the following strings a abcd dabcd qwerty oppoupou Then I have a 2nd dataframe with the following substrings column abc qw qaz I’ve been looking for a code that can classify the …
