Working with files in Python is pretty easy. But there’s a common mistake that can sneak into your code. Not closing the file ...

Python code works perfectly if you define a variable and don’t assign a value until later. It therefore seems cumbersome to initialize them every time upon definition.

I learned Python by working on an app solo, and thus I incorporated many JavaScript and C# way of doing things into my code, which was terrible, though sometimes it worked.

Second, when you import a module in Python, all code in that module will be executed. This can significantly slow things down if there are lots of submodules to import.

Spectral, a platform that helps developers spot mistakes in their code, has emerged from stealth today with $6.2 million in seed funding.