I created a window in Qt Designer. When shown from within Designer, it looks like this:

But when I run my code in Python, the same window is very small, like this:

How do I make it display the same size as in Designer?
I created a window in Qt Designer. When shown from within Designer, it looks like this:

But when I run my code in Python, the same window is very small, like this:

How do I make it display the same size as in Designer?