diff --git a/docs/pyerrors/obs.html b/docs/pyerrors/obs.html
index e8672772..1ce6622b 100644
--- a/docs/pyerrors/obs.html
+++ b/docs/pyerrors/obs.html
@@ -1479,6 +1479,8 @@
new_covobs = {name: Covobs(0, allcov[name], name, grad=new_grad[name]) for name in new_grad}
+ if not set(new_covobs.keys()).isdisjoint(new_deltas.keys()):
+ raise Exception('The same name has been used for deltas and covobs!')
new_samples = []
new_means = []
new_idl = []
@@ -4716,6 +4718,8 @@ should agree with samples from a full jackknife analysis up to O(1/N).
new_covobs = {name: Covobs(0, allcov[name], name, grad=new_grad[name]) for name in new_grad}
+ if not set(new_covobs.keys()).isdisjoint(new_deltas.keys()):
+ raise Exception('The same name has been used for deltas and covobs!')
new_samples = []
new_means = []
new_idl = []