Proper default for FormatXTC's delta_k (#490)

delta_k needs to have a default of 0 instead of None.
cctbx · Feb 24, 2022 · a6a15f3 · a6a15f3
1 parent 8d9a462
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diff --git a/newsfragments/490.bugfix b/newsfragments/490.bugfix
@@ -0,0 +1 @@
+Fix wavelength bug in FormatXTC for older datasets
diff --git a/src/dxtbx/format/FormatXTC.py b/src/dxtbx/format/FormatXTC.py
@@ -49,7 +49,7 @@
   use_ffb = False
     .type = bool
     .help = Run on the ffb if possible. Only for active users!
-  wavelength_delta_k = None
+  wavelength_delta_k = 0
     .type = float
     .help = Correction factor, needed during 2014
   wavelength_offset = None
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Fix wavelength bug in FormatXTC for older datasets