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python class implement "with" functions

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Bewildered Buzzard answered on February 18, 2021 Popularity 6/10 Helpfulness 1/10

answer python class implement "with" functions

related python call function in class

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python class implement "with" functions

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#implement __enter__ and __exit__ magic methods for a object inteded to be used in a with block

MODE = 'rb'
class Meter():
    def __init__(self, dev):
        self.dev = dev
    def __enter__(self):
        #ttysetattr etc goes here before opening and returning the file object
        self.fd = open(self.dev, MODE)
        return self
    def __exit__(self, exception_type, exception_value, exception_traceback):
        #Exception handling here
        self.fd.close()

meter = Meter('/dev/tty0')
with meter as m:
    #here you work with the file object.
    m.fd.read()

Popularity 6/10 Helpfulness 1/10 Language python

Source: stackoverflow.com

Tags: python python-class

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Contributed on Oct 06 2023

Bewildered Buzzard

0 Answers Avg Quality 2/10

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python call function in class

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#------------------------------------
#CLASS
#------------------------------------
class Student:
  def __init__(self):
    self.name = None
    
  def set_name(self, word):
    self.name = word
    return self.get_name()
    
  def get_name(self):
    return self.name
  
#------------------------------------
# USAGE:
#------------------------------------

a = Student()
print(a.set_name("Hello"))

Popularity 10/10 Helpfulness 3/10 Language python

Source: Grepper

Tags: call

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Contributed on Feb 18 2021

White Lord

0 Answers Avg Quality 2/10

class method in python

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# Python program to demonstrate
# use of a class method and static method.
from datetime import date
  
class Person:
    def __init__(self, name, age):
        self.name = name
        self.age = age
  
    # a class method to create a
    # Person object by birth year.
    @classmethod
    def fromBirthYear(cls, name, year):
        return cls(name, date.today().year - year)
  
    # a static method to check if a
    # Person is adult or not.
    @staticmethod
    def isAdult(age):
        return age > 18
  
person1 = Person('mayank', 21)
person2 = Person.fromBirthYear('mayank', 1996)
  
print(person1.age)
print(person2.age)
  
# print the result
print(Person.isAdult(22))

Popularity 10/10 Helpfulness 2/10 Language python

Source: www.geeksforgeeks.org

Tags: class-method class-meth

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Contributed on May 09 2022

Someone

0 Answers Avg Quality 2/10

class method in python

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class MyClass:
    my_class_variable = 42

    @classmethod
    def my_class_method(cls):
        return cls.my_class_variable

# Accessing the class method
result = MyClass.my_class_method()
print(result)

Popularity 8/10 Helpfulness 2/10 Language python

Source: Grepper

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Contributed on Sep 11 2023

YOU.com

0 Answers Avg Quality 2/10

python define function in class

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class MyClass:
    def my_function(self):
        # Function logic goes here
        pass
    
    def another_function(self):
        # Another function defined in the class
        pass

Popularity 7/10 Helpfulness 1/10 Language python

Source: Grepper

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Contributed on Sep 12 2023

YOU.com

0 Answers Avg Quality 2/10

python class implement "with" functions

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python class implement "with" functions

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python call function in class

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