1 files changed, 54 insertions, 0 deletions
diff --git a/deb_patches/python3-remove-variable-annotations.patch b/deb_patches/python3-remove-variable-annotations.patch
new file mode 100644
index 0000000..308a298
--- /dev/null
+++ b/deb_patches/python3-remove-variable-annotations.patch
@@ -0,0 +1,54 @@
+Description: remove variable annotations that require Python 3.6 (https://docs.python.org/3/whatsnew/3.6.html#whatsnew36-pep526)
+Author: Olivier Tilloy <olivier.tilloy@canonical.com>
+
+--- a/xpcom/ds/tools/incremental_dafsa.py
++++ b/xpcom/ds/tools/incremental_dafsa.py
+@@ -14,12 +14,6 @@ from typing import List, Dict, Optional,
+ 
+ 
+ class Node:
+-    children: Dict[str, "Node"]
+-    parents: Dict[str, List["Node"]]
+-    character: str
+-    is_root_node: bool
+-    is_end_node: bool
+-
+     def __init__(self, character, is_root_node=False, is_end_node=False):
+         self.children = {}
+         self.parents = {}
+@@ -156,9 +150,6 @@ class Node:
+ 
+ 
+ class SuffixCursor:
+-    index: int  # Current position of the cursor within the DAFSA.
+-    node: Node
+-
+     def __init__(self, index, node):
+         self.index = index
+         self.node = node
+@@ -227,15 +218,6 @@ class DafsaAppendStateMachine:
+     The next suffix node we'll attempt to find is at index "9".
+     """
+ 
+-    root_node: Node
+-    prefix_index: int
+-    suffix_cursor: SuffixCursor
+-    stack: List[Node]
+-    word: str
+-    suffix_overlaps_prefix: bool
+-    first_fork_index: Optional[int]
+-    _state: Callable
+-
+     def __init__(self, word, root_node, end_node):
+         self.root_node = root_node
+         self.prefix_index = 0
+@@ -471,9 +453,6 @@ def _duplicate_fork_nodes(stack, fork_in
+ 
+ 
+ class Dafsa:
+-    root_node: Node
+-    end_node: Node
+-
+     def __init__(self):
+         self.root_node = Node(None, is_root_node=True)
+         self.end_node = Node(None, is_end_node=True)