PY

From Wikipedia, the free encyclopedia

PY, Py or py may stand for:

  • Pack year, a quantification of cigarette smoking
  • Pinyin, a system of romanization (phonetic notation and transliteration to Roman script) for Mandarin Chinese
  • Py (cipher), a stream cipher designed by Eli Biham and Jennifer Seberry
  • The Internet top-level domain for Paraguay, '.py'
  • The Python programming language's typical filename extension, '.py'
  • The Portsmouth yardstick, used as a rating system in yacht racing and dinghy racing
  • Eugène Py, French cinema pioneer of the Cinema of Argentina
  • Olivier Py, French stage director, actor and writer
  • Py, Pyrénées-Orientales, a commune of the Pyrénées-Orientales département in southwestern France
  • Surinam Airways, IATA airline designator
  • pyridine, a common monodentate ligand in coordination chemistry, abbreviated as 'py'