Python Safely Navigate a Complex Data Structure: Difference between revisions
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=Internal= | =Internal= | ||
* [[Python_Language#Data_Structures|Python Language]] | |||
*[[Python_Language_Dictionary#Safely_Navigate_a_Complex_Data_Structure|dict]] | *[[Python_Language_Dictionary#Safely_Navigate_a_Complex_Data_Structure|dict]] | ||
* [[YAML_in_Python#Safely_Navigate_a_Complex_Data_Structure|YAML in Python]] | * [[YAML_in_Python#Safely_Navigate_a_Complex_Data_Structure|YAML in Python]] | ||
* [[JSON processing in Python#Safely_Navigate_a_Complex_Data_Structure|JSON in Python]] | |||
=Overview= | |||
<syntaxhighlight lang='py'> | |||
yaml = ... | |||
v = None | |||
first_level_map = yaml.get('first_level_key') | |||
if first_level_map: | |||
second_level_map = first_level_map.get('second_level_key') | |||
if second_level_map: | |||
v = second_level_map.get('leaf_key') | |||
return v | |||
</syntaxhighlight> | |||
Latest revision as of 04:50, 10 March 2022
Internal
Overview
yaml = ...
v = None
first_level_map = yaml.get('first_level_key')
if first_level_map:
second_level_map = first_level_map.get('second_level_key')
if second_level_map:
v = second_level_map.get('leaf_key')
return v