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-rw-r--r--lib/spack/spack/mixins.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/spack/spack/mixins.py b/lib/spack/spack/mixins.py
index d757a963b3..2ce80c4c39 100644
--- a/lib/spack/spack/mixins.py
+++ b/lib/spack/spack/mixins.py
@@ -118,6 +118,9 @@ class PackageMixinsMeta(type):
for f in fn_list:
phase_obj.run_before.append(f)
+ # Flush the dictionary for the next class
+ PackageMixinsMeta._add_method_before.clear()
+
for phase in PackageMixinsMeta._add_method_after:
attr_name = attr_fmt.format(phase)
@@ -127,6 +130,9 @@ class PackageMixinsMeta(type):
for f in fn_list:
phase_obj.run_after.append(f)
+ # Flush the dictionary for the next class
+ PackageMixinsMeta._add_method_after.clear()
+
super(PackageMixinsMeta, cls).__init__(name, bases, attr_dict)