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-rw-r--r--python/vyos/configtree.py21
1 files changed, 21 insertions, 0 deletions
diff --git a/python/vyos/configtree.py b/python/vyos/configtree.py
index c0b3ebd78..078a8ad0a 100644
--- a/python/vyos/configtree.py
+++ b/python/vyos/configtree.py
@@ -352,6 +352,27 @@ def show_diff(left, right, path=[], commands=False, libpath=LIBPATH):
return res
+def union(left, right, libpath=LIBPATH):
+ if left is None:
+ left = ConfigTree(config_string='\n')
+ if right is None:
+ right = ConfigTree(config_string='\n')
+ if not (isinstance(left, ConfigTree) and isinstance(right, ConfigTree)):
+ raise TypeError("Arguments must be instances of ConfigTree")
+
+ __lib = cdll.LoadLibrary(libpath)
+ __tree_union = __lib.tree_union
+ __tree_union.argtypes = [c_void_p, c_void_p]
+ __tree_union.restype = c_void_p
+ __get_error = __lib.get_error
+ __get_error.argtypes = []
+ __get_error.restype = c_char_p
+
+ res = __tree_union( left._get_config(), right._get_config())
+ tree = ConfigTree(address=res)
+
+ return tree
+
class DiffTree:
def __init__(self, left, right, path=[], libpath=LIBPATH):
if left is None: