Changeset 23100

Timestamp:

08/16/18 17:13:13 (7 years ago)

Author:

kruegern

Message:

BUG: fixed a bug/crash in src/m/qmu/helpers.OrderedStruct related to deepcopy

File:

• issm/trunk-jpl/src/m/qmu/helpers.py (modified) (2 diffs)

issm/trunk-jpl/src/m/qmu/helpers.py

@@ -1 +1 @@
 import numpy as np
 from collections import OrderedDict
+from copy import deepcopy
 
 class struct(object):
@@ -179 +180 @@
                 for a,b in zip(self._k,self._v):
                         yield(a,b)
+
+        def __copy__(self):
+                # shallow copy, hard copies of trivial attributes,
+                # references to structures like lists/OrderedDicts
+                # unless redefined as an entirely different structure
+                newInstance = type(self)()
+                for k,v in self.items():
+                        exec('newInstance.%s = v')%(k)
+                return newInstance
+
+        def __deepcopy__(self,memo=None):
+                # hard copy of all attributes
+                # same thing but call deepcopy recursively
+                # technically not how it should be done,
+                # (see https://docs.python.org/2/library/copy.html#copy.deepcopy )
+                # but will generally work in this case
+                newInstance = type(self)()
+                for k,v in self.items():
+                        exec('newInstance.%s = deepcopy(v)')%(k)
+                return newInstance
 
         def iterkeys(self):