pygmt.clib.Session.__getitem__
- 
Session.__getitem__(name)[source]
- Get the value of a GMT constant. - 
- Parameters:
- name (- str) – The name of the constant (e.g.,- "GMT_SESSION_EXTERNAL").
 
- Return type:
- int
 
- Returns:
- value – Integer value of the constant. Do not rely on this value because it might
change.