changing to constant for backward compatibility

Author: alexhagen

fft_conv_pytorch/fft_conv.py

@@ -56,7 +56,7 @@ def fft_conv(
     kernel: Tensor,
     bias: Tensor = None,
     padding: Union[int, Iterable[int]] = 0,
-    padding_mode: str = 'zeros',
+    padding_mode: str = 'constant',
     stride: Union[int, Iterable[int]] = 1,
     dilation: Union[int, Iterable[int]] = 1,
     groups: int = 1,
@@ -144,7 +144,7 @@ def __init__(
         out_channels: int,
         kernel_size: Union[int, Iterable[int]],
         padding: Union[int, Iterable[int]] = 0,
-        padding_mode: str = 'zeros',
+        padding_mode: str = 'constant',
         stride: Union[int, Iterable[int]] = 1,
         dilation: Union[int, Iterable[int]] = 1,
         groups: int = 1,