Reduce Python code How to reduce repetitive code within the pyqt5 class

Asked 2 years ago, Updated 2 years ago, 82 views

Hello,

I'm a beginner studying coding by myself.

While programming through PYQT5, there is a repetitive code, so I want to reduce it, so I'm asking you a question because it didn't work well.


class Ui_MainWindow(object):
    def setupUi(self, MainWindow):
        MainWindow.setObjectName("MainWindow")
        MainWindow.resize(791, 915)
        .
        .
        .#Optimized
        .
        .
    def URLclean(self):
        self.lineEdit_1.clear()
        self.lineEdit_2.clear()
        self.lineEdit_3.clear()
        self.lineEdit_4.clear()
        self.lineEdit_5.clear()
        self.lineEdit_6.clear()
        self.lineEdit_7.clear()
        self.lineEdit_8.clear()
        self.lineEdit_9.clear()
        self.lineEdit_10.clear()

The part I want to reduce is def URL clean(self) part. LineEdit_1-10 in the corresponding part anyway, and it is repeated through the for statement

    def URLclean(self):
        a = lineEdit_
        for nums in range(1,11):
            self.a+nums.clear()

I was going to shorten it like this, but self. It seems that a+nums after the class is not recognized as a variable at all.

How do we solve this?

Thank you.

python class pyqt

2022-09-20 10:26

1 Answers

def setupUi(self, MainWindow):
    # ...
    self.lineEdit = [ QLineEdit(self) for _ in range(10) ]
    # ...

def UrlClean(self):
    for edit in self.lineEdit:
        edit.clear()

Rather than writing a variable name such as lineEdit_n, create as many widgets as necessary in the array lineEdit and lineEdit[0], lineEdit[1]... If you make it like this, it would be good to deal with it all at once, such as for.


2022-09-20 10:26

If you have any answers or tips


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