Category and subcategory classes. Need code example Question: I have dict type dataset like [{id, category, parent_id},]. I need create class for parse this dataset and create simple interface to get parents and childrens. I dnt want to invent a wheel, can someone share the code that will help me to implement this task? I …
Parent method is not called in Parent Class Question: class A: def __init__(self): self.j = 0 self.calc_i(865) def calc_i(self, i): self.i = 68 * i class B(A): def __init__(self): super().__init__() print("i from B is", self.i) def calc_i(self, i): self.i = 37 * i b = B() The Code above should call the parent class method …
How to get the list of children and grandchildren from a nested structure? Question: Given this dictionary of parent-children relations, { 2: [8, 7], 8: [9, 10], 10: [11], 15: [16, 17], } I’d like to get the list of all children, grandchildren, great-grandchildren, etc. — e.g. given a parent with an ID 2 I …
PyQt – parent for widgets – necessary? Question: I tried creating GUI with a few widgets, all of them without secifying a parent. It worked fine. Is this Ok, or there is reason to specify the parent? Thanks! Asked By: Israel Unterman || Source Answers: In general, it’s better to specify a parent wherever possible, …
How to find parent elements by python webdriver? Question: Is there any methods for python+selenium to find parent elements, brother elements, or child elements just like driver.find_element_parent? or driver.find_element_next? or driver.find_element_previous? eg: <tr> <td> <select> <option value=0, selected=’selected’> </option> <option value=1, > </option> <option value=2,> </option> </select> </td> <td> ‘abcd’ <input name=’A’> </input> <td> <tr> …
