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| -rw-r--r-- | regex/__init__.py | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/regex/__init__.py b/regex/__init__.py index bf96587..14de8a9 100644 --- a/regex/__init__.py +++ b/regex/__init__.py @@ -150,48 +150,6 @@ def get_patterns(code): yield from patterns_with_literals(tree) -def find_pattern(tree, pattern): - def find_pattern_aux(node, pattern, varname=None): - nodes = [] - if pattern.label == node.label: - nodes = [node] - - if node.label in ('id', 'arg'): - if not pattern: - while node: - node = node[0] - if varname is None: - varname = node.label - return [node] - elif node.label == varname: - return [node] - else: - return [] - - # subpatterns found so far among node’s children - index = 0 - for subtree in node.subtrees(): - if index >= len(pattern): - break - new_nodes = find_pattern_aux(subtree, pattern[index], varname) - if new_nodes: - nodes += new_nodes - index += 1 - if index < len(pattern): - nodes = [] - - else: - for child in node: - nodes = find_pattern_aux(child, pattern, varname) - if nodes: - break - return nodes - - for variable in get_variables(tree): - result = find_pattern_aux(tree, pattern, variable) - if result: - yield result - def get_attributes(programs): # extract attributes from training data patterns = collections.defaultdict(list) |