py/objfloat: Allow float() to parse anything with the buffer protocol.

This generalises and simplifies the code and follows CPython behaviour.

1 files changed, 4 insertions, 0 deletions

diff --git a/tests/float/float1.py b/tests/float/float1.py
index c64f965a7..54807e5ac 100644
--- a/tests/float/float1.py
+++ b/tests/float/float1.py
@@ -36,6 +36,10 @@ try:
 except ValueError:
     print("ValueError")
 
+# construct from something with the buffer protocol
+print(float(b"1.2"))
+print(float(bytearray(b"3.4")))
+
 # unary operators
 print(bool(0.0))
 print(bool(1.2))