Learn Blockchains by Building One

Learn Blockchains by Building One

The fastest way to learn how Blockchains work is to build one


Very useful tutorial! Thank you for putting this together!

Sir i’m getting an error when executing this command python blockchain.py
File “blockchain.py”, line 47
SyntaxError: invalid syntax

can you help please to rectify this error

You should be using Python <= 2. You must use Python >= 3 instead, or replace interpolated strings with formatted strings.