python-3.x

[Solved] Python GUI – Calculator drop-down menu [closed]

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It took some effort, but here goes: from tkinter import * from tkinter.ttk import * def left_side(): “””Left “”” global left_entry, right_entry, answer_label, integer_combo left_entry.get() def right_side(): “””Right””” global left_entry, right_entry, answer_label, integer_combo right_entry.get() def combo_calc(): “””Combobox basic Calculator””” global left_entry, right_entry, answer_label, integer_combo if integer_combo.get() == “+”: answer_label[‘text’] = str(int(left_entry.get()) + int(right_entry.get())) elif integer_combo.get() … Read more

[Solved] Python, I want to find file each subfolder on a folder

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The simplest way, assuming you do not wish to go further down in the tree is: import os filepaths = [] iterdir = os.scandir(path_of_target_dir) for entry in iterdir: filepaths.append(entry.path) Update: A list comprehension makes is faster and more compact: (Strongly Recommended) import os iterdir = os.scandir(path_of_target_dir) filepaths = [entry.path for entry in iterdir] If you … Read more

[Solved] Python While loop not ending when variable changes [closed]

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I read you say that your variable is changing, but where? Two things: you’ve got to change the variable you’re checking AND you have to change that condition test, that while loop condition is True when the variable var[5] is different than ‘left’ or different that ‘right’ (if it’s “left”, then it’s different than ‘right’ … Read more

[Solved] Accessing Web Information in Java During the Boot-up of Program [closed]

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You will need to access your favorite exchange url using HttpURLConnection, then get the html contents, parse it , and get the bit-coin exchange rate. check this example, then you can look up the value inside contents variable based on the business logic, : package com.jalalkiswani.stackoverflow.answers; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import … Read more

[Solved] Imitating a static method [duplicate]

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You should use @classmethod: @classmethod def show(cls, message): print(“The message is: {}”.format(message)) The difference between a classmethod and a staticmethod is that the latter knows nothing about its enclosing class, whereas the former does (via the cls argument). A staticmethod can just as easily be declared outside the class. If you don’t want show() to … Read more

[Solved] How to test Generators in Python 3. It gives error all the time

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Yes, a generator can’t be equal to a string. When your call your function: get_objects(“anything”), it returns a generator object you can iterate over to get the values. If you want to check if the ith element returned is equal to something, do: for i, elem in enumerate(get_objects(“bla bla”)): if i == 3: return self.assertEqual(elem, … Read more

[Solved] python3 group items in list seperated by at least three empty items

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This should work for you lst = [‘a’,’b’,’ c’, ”, ”, ”, ‘d’,’e’,’f’,”,’k’,’j’] res_lst = [] res_str=”” for i, item in enumerate(lst): res_str += item # Add current item to res_str # If next 3 items result is an empty string # and res_str has value if not ”.join(lst[i+1:i+3]) and res_str: res_lst.append(res_str) res_str=”” print(res_lst) Note: … Read more

[Solved] Python 3.4.2 | NameError: name ‘x’ is not defined

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def checkDirection(chooseDirection): print(‘You have now entered the maze.’) time.sleep(0.5) if direction == str(Right or right): print (‘Congrats! You have turned the right way, you can live…’) time.sleep(1) print (‘For now o.O’) replace direction with chooseDirection because that is the argument you are trying to pass ( or take the value) for if else if you … Read more