Summary: You can use one of the following methods to split a string before the delimiter – Minimal Example Problem Formulation 📜Problem: Given a string; How will you split the string before the delimiter? The output must only contain the substring before the delimiter. Example Let’s visualize the problem with the help of an example: … Read more
⭐Summary: Use shlex.split(text) to split the given string using a delimiter except at quotes. You can strip away the remaining comma characters like so: [x.strip(‘,’) for x in shlex.split(text)] Minimal Example Problem Formulation ⚡Problem: Given a string in Python. How will you split the string using a certain delimiter except when the delimiter occurs within … Read more
Summary: You can split a string using an empty separator using – (i) list constructor (ii) map+lambda (iii) regex (iv) list comprehension Minimal Example: Problem Formulation 📜Problem: How to split a string using an empty string as a separator? Example: Consider the following snippet – Output: Expected Output: So, this essentially means that when you … Read more
Summary: Use a list comprehension to split the given string twice, which returns a list of lists wherein each inner list contains the key-value pairs as individual items. Convert this nested list to a dictionary using the dict constructor. Minimal Example: Problem Formulation Problem: Given a string; How will you split the string using a … Read more
Problem Formulation 💬 Question: Given a binary string in your Python script, such as b’this is a binary string’. How to write the binary string to a file in Python? For example, you may have tried a code snippet like this that will not work with file.write(): Because this yields a TypeError: Traceback (most recent … Read more
Hex String as Binary Data To convert a hex string such as ‘FF0001AF’ to binary data, use the binascii.unhexlify(hex_str) function that returns the binary data represented by the hexadecimal string. Note that this converts two hex string digits to one byte, i.e., hex string ‘F0’ is converted to the byte representation 11110000, or in binary … Read more
In this post, I will show you how you can display a video file in Python – with and without OpenCV. I will also explain the codes and show you step by step. What is Opencv? OpenCV is one of the most widely used open-source libraries for computer vision tasks such as image processing, object … Read more
Problem Formulation and Solution Overview This article will show you how to import external Python code and use this code in another Python script. To make it more interesting, we have the following running scenario: 👩🏫 Fun Example: Pam, a High School Teacher, wants an easier way to calculate exam totals and produce student averages. … Read more
✨Summary: The two methods to split the string at double quotes are:(i) given_string.split(‘”‘)(ii) re.split(‘”‘, given_string) Minimal Example Problem Formulation 📜Problem: Given a string. How will you split the string using the double quotes as the delimiter? Example Let’s visualize the problem with the help of an example: Now that we have an overview of our … Read more
Welcome to the bonus content of “The Book of Dash”. 🤗 Here you will find additional examples of Plotly Dash components, layouts and style. To learn more about making dashboards with Plotly Dash, and how to buy your copy of “The Book of Dash”, please see the reference section at the bottom of this article. … Read more
Welcome to the bonus content of “The Book of Dash”. 🤗 Here you’ll find additional examples of Plotly Dash components, layouts and style. To learn more about making dashboards with Plotly Dash, and how to buy your copy of “The Book of Dash”, please see the reference section at the bottom of this article. This … Read more
Summary: There are 3 ways of splitting the given string by tab: (i) Using split()(ii) Using re.split()(iii) Using re.compile and re.findall Minimal Example Problem Formulation 📜Problem: Given a string. How will you split the string by tab? Example Let us visualize the problem with the help of an example Now that we have an overview … Read more