700k_idk.txt -

: Use pd.read_csv() if it's delimited (tabs or commas) or open().readlines() to process it line-by-line if it's just raw text.

: For a file this size (likely several MBs), use high-performance editors like VS Code or Sublime Text that handle large buffers better than standard Notepad. 700k_idk.txt

or raw outputs from a script where the volume (700k) is the defining characteristic. : Use pd

Could you clarify where this file came from or share the of its content? This will help determine if it's a specific dataset for machine learning, a credential dump, or something else. Elaborate data from txt file in Python to obtain a dataset a credential dump