and the variable called afile handle. We begin by telling Python where the file is. The location of your file is often referred to as the filepath—/home/sammy/days.txtin this example. Create a variable to store
This post demonstrates how to use try clause to handle the exceptions def test_exception(case=None): print case try: if case is None: raise ValueError("there is no value") elif case == 1: raise ImportError("can not import the module") else: raise MyException("this is the special error...
Normally indentation is 2 or 4 spaces (or a single tab - that is a hotly-debated topic and I am not going to get into that argument in this tutorial). This is very strictly controlled by the Python interpreter and is important to get used to if you're going to be writing a lot of...
You can avoid list index out of range in Python using many ways, for example, by using using the len() function, while loop, and try-except block. In this article, I will explain how to get IndexError and how to handle it with examples. 1. Quick Examples of Handling List Index Out...
why it's different than other Exceptions. Then, you explored various ways the ValueError could occur and how to fix them. Next, you learned what the raise keyword is in Python and how you can use it. Finally, you looked at how you can use the raise with try/except to handle ...
To learn more about cookies in Selenium, check out this detailed tutorial on handling cookies in the Selenium WebDriver. Watch this video to understand how you can handle Cookies and perform different operations like deleting, getting the parameter values, and adding them to Selenium WebDriver using...
Error handling in Python is typically done using try-except blocks, which allow us to catch and handle exceptions that might otherwise cause our program to crash or behave unpredictably. An example of a simpletry-exceptblock in Python is: ...
How to Handle a Python KeyError? The main motive of handling a Python KeyError is to stop unexpected KeyError exceptions to be raised. There are a number of number of ways of handling a KeyError exception. Using get() The get()is useful in cases where the exception is raised due to a ...
In this tutorial, you'll learn how to handle Python KeyError exceptions. They are often caused by a bad key lookup in a dictionary, but there are a few other situations when a KeyError can be raised as well. Knowing how to handle these exceptions is esse
for line in file: print(line) Handling theNo such file or directoryError It's not uncommon to encounter aNo such file or directoryerror when working with files in Python. To handle this error, you can use atryandexceptblock to catch the error and handle it accordingly. The following code...