Merge pull request python-quantities#182 from thisch/kelvin

apdavison · web-flow · commit 6ee561e918c0 · 2021-03-18T09:03:47.000+01:00
Add SI multiples for Kelvin
diff --git a/quantities/units/temperature.py b/quantities/units/temperature.py
@@ -11,6 +11,35 @@
     symbol='K',
     aliases=['degK', 'kelvin']
 )
+for prefix, symbolprefix, magnitude in (
+        ('yotta', 'Y', 1e24),
+        ('zetta', 'Z', 1e21),
+        ('exa', 'E', 1e18),
+        ('peta', 'P', 1e15),
+        ('tera', 'T', 1e12),
+        ('giga', 'G', 1e9),
+        ('mega', 'M', 1e6),
+        ('kilo', 'k', 1e3),
+        ('hecto', 'h', 1e2),
+        ('deka', 'da', 1e1),
+        ('deci', 'd', 1e-1),
+        ('centi', 'c', 1e-2),
+        ('milli', 'm', 1e-3),
+        ('micro', 'u', 1e-6),
+        ('nano', 'n', 1e-9),
+        ('pico', 'p', 1e-12),
+        ('femto', 'f', 1e-15),
+        ('atto', 'a', 1e-18),
+        ('zepto', 'z', 1e-21),
+        ('yocto', 'y', 1e-24),
+):
+    symbol = symbolprefix +'K'
+    globals()[symbol] = UnitTemperature(
+        prefix + 'kelvin',
+        K*magnitude,
+        symbol=symbol
+    )
+
 degR = rankine = Rankine = UnitTemperature(
     'Rankine',
     K/1.8,
