Don't display length for Dtypes without lengths or with only one poss…

…ible length.
scott-griffiths · Dec 19, 2023 · a50a38e · a50a38e
1 parent c83383d
commit a50a38e
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/bitstring/dtypes.py b/bitstring/dtypes.py
@@ -59,7 +59,10 @@ def create(cls, meta_dtype: MetaDtype, length: Optional[int]) -> Dtype:
         return x
 
     def __str__(self) -> str:
-        length_str = '' if (self.length == 0) else str(self.length)
+        hide_length = self.is_unknown_length
+        if self.name in dtype_register._always_fixed_length_cache.keys():
+            hide_length = True
+        length_str = '' if hide_length else str(self.length)
         return f"{self.name}{length_str}"
 
     def __repr__(self) -> str:

diff --git a/tests/test_dtypes.py b/tests/test_dtypes.py
@@ -10,7 +10,7 @@ class BasicFunctionality(unittest.TestCase):
 
     def testSettingBool(self):
         b = Dtype('bool')
-        self.assertEqual(str(b), 'bool1')
+        self.assertEqual(str(b), 'bool')
         self.assertEqual(b.name, 'bool')
         self.assertEqual(b.length, 1)