Not by a long chalk
Definition 1 of 1
Pro Tip 1/3British Origin
This phrase is particularly British, so it's more commonly understood and used in the UK. 
She hasn't finished writing her novel, not by a long chalk, but she's making progress.
Pro Tip 2/3Optimistic Undertone
The phrase often conveys optimism, suggesting that despite current appearances, there's hope for a different outcome. 
We're not out of the recession, not by a long chalk, but there are positive signs.
Pro Tip 3/3Informal Expression
Use this phrase in informal situations. It might be too casual for formal writing or speeches. 
I'm not done with my project, not by a long chalk - there's loads to do!