from tkinter import * class Calculator: def __init__(self): window = Tk() # 建立窗口 window.title("房贷计算器") # 命名窗口标题 # 定义StringVar对象动态存储输入框的值 self.amountVar = StringVar() # 贷款金额 self.rateVar = StringVar() # 年化利率 self.yearsVar = StringVar() # 贷款年限...
1.1 Introduction to Python 1.1.1 Why Python for Economists? 1.1.2 Setup the Python 1.1.3 Resources 1.1.4 “Hello world!” 1.2 Basics of Math and Variables 1.2.1 Python Calculator 1.2.2 Variables 1.2.3 Numbers and Characters 1.3 Built...
Book Recommendation Engine using KNN Linear Regression Health Costs Calculator Neural Network SMS Text Classifier Read more Taught by freeCodeCamp Team Related Courses Related articles 10 Best Machine Learning Courses for 2024: Scikit-learn, TensorFlow, and more ...
{ matched_threshold: 0.5 unmatched_threshold: 0.5 ignore_thresholds: false negatives_lower_than_unmatched: true force_match_for_each_row: true } } similarity_calculator { iou_similarity { } } anchor_generator { ssd_anchor_generator { num_layers: 6 min_scale: 0.2 max_scale: 0.95 aspect_...
安装好了Python解释器，接下来需要再安装一款IDE。在Python社区中，常用的IDE有PyCharm和VS Code。对于...
Let’s consider a scenario where we have aCalculatorclass with anaddmethod. We want to dynamically add amultiplymethod to the class using monkey patching. classCalculator:defadd(self,a,b):returna+b# Monkey patching to add a new methoddefmultiply(self,a,b):returna*b Calculator.multiply=multi...
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Tk() app.title("Age Calculator") Here, we create an instance of the Tkinter Tk class, which represents the main window of our application. We also set the title of the window to "Age Calculator" using the title() method. 3. Adding GUI Elements With our application created, let's ...
class CalculatorTest(unittest.TestCase): # 继承测试类 def test_add(self): # 测试方法 self.assertEqual(add(1, 2), 3) if __name__ == '__main__': unittest.main() 断言方法 判断程序运行的结果是否与期待的结果相等,称之为断言。
classPartyFeeAdapter:def__init__(self,calculator):self.calculator=calculatordefcalculate(self,salary):returnself.calculator.calculate_fee(salary) 1. 2. 3. 4. 5. 6. 实战案例 在实际项目中,进行迁移复盘是十分重要的,可以用桑基图展示代码变更对项目的整体影响。