Merge pull request #87 from hugovk/fix-intword-thousand-decillion

Fixes #86

Author: hugovk

src/humanize/number.py

@@ -243,7 +243,8 @@ def intword(value: NumberOrString, format: str = "%.1f") -> str:
     for ordinal_, power in enumerate(powers[1:], 1):
         if value < power:
             chopped = value / float(powers[ordinal_ - 1])
-            if float(format % chopped) == float(10**3):
+            powers_difference = powers[ordinal_] / powers[ordinal_ - 1]
+            if float(format % chopped) == powers_difference:
                 chopped = value / float(powers[ordinal_])
                 singular, plural = human_powers[ordinal_]
                 return (

tests/test_number.py

@@ -115,6 +115,9 @@ def test_intword_powers() -> None:
         (["3500000000000000000000"], "3.5 sextillion"),
         (["8100000000000000000000000000000000"], "8.1 decillion"),
         (["-8100000000000000000000000000000000"], "-8.1 decillion"),
+        ([1_000_000_000_000_000_000_000_000_000_000_000_000], "1000.0 decillion"),
+        ([1_100_000_000_000_000_000_000_000_000_000_000_000], "1100.0 decillion"),
+        ([2_100_000_000_000_000_000_000_000_000_000_000_000], "2100.0 decillion"),
         ([None], "None"),
         (["1230000", "%0.2f"], "1.23 million"),
         ([10**101], "1" + "0" * 101),