langcodes_parse_normalize_display_language_tags.py

1import langcodes
2
3# Parse a language tag
4lang = langcodes.Language.get('en-US')
5print(f"Language: {lang}")
6
7# Get the natural language name in English
8print(f"Name in English: {lang.display_name()}")
9
10# Get the name in another language (e.g., French)
11print(f"Name in French: {lang.display_name('fr')}")
12
13# Normalize a messy language tag
14messy_tag = 'en_US'
15normalized = langcodes.standardize_tag(messy_tag)
16print(f"Normalized '{messy_tag}': {normalized}")
17
18# Check for subtag relationships
19is_child = langcodes.tag_match('en-GB', 'en')
20print(f"Is 'en-GB' a match for 'en'?: {is_child}")