add doctest to _reverseBytes (not detected due to _memoize)

2023-07-22 15:46:19 +01:00 · 2023-07-22 15:46:19 +01:00 · 0e691fb432
commit 0e691fb432
parent 642352f0f5
1 changed files with 6 additions and 0 deletions
--- a/Lib/fontTools/ttLib/tables/E_B_D_T_.py
+++ b/Lib/fontTools/ttLib/tables/E_B_D_T_.py
@ -271,6 +271,12 @@ def _memoize(f):
 # opposite of what makes sense algorithmically and hence this function.
@_memoize
 def _reverseBytes(data):
+    r"""
+    >>> bin(ord(_reverseBytes(0b00100111)))
+    '0b11100100'
+    >>> _reverseBytes(b'\x00\xf0')
+    b'\x00\x0f'
+    """
    if isinstance(data, bytes) and len(data) != 1:
        return bytesjoin(map(_reverseBytes, data))
    byte = byteord(data)