Force slices to be a tuple

2019-07-09 20:12:03 -07:00 · 2019-07-09 20:12:03 -07:00 · 2acbda4764
commit 2acbda4764
parent 3a5d75cde4
1 changed files with 2 additions and 0 deletions
--- a/fdfd_tools/waveguide_mode.py
+++ b/fdfd_tools/waveguide_mode.py
@ -234,6 +234,8 @@ def compute_overlap_e(E: field_t,
    :param mu: Magnetic permeability (default 1 everywhere)
    :return: overlap_e for calculating the mode overlap
    """
+    slices = tuple(slices)
+
    cross_plane = [slice(None)] * 3
    cross_plane[axis] = slices[axis]