35 lines
1.2 KiB
Python
35 lines
1.2 KiB
Python
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import importlib
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from _plotly_utils.basevalidators import LiteralValidator
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class ValidatorCache(object):
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_cache = {}
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@staticmethod
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def get_validator(parent_path, prop_name):
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key = (parent_path, prop_name)
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if key not in ValidatorCache._cache:
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if "." not in parent_path and prop_name == "type":
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# Special case for .type property of traces
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validator = LiteralValidator("type", parent_path, parent_path)
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else:
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lookup_name = None
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if parent_path == "layout":
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from .graph_objects import Layout
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match = Layout._subplotid_prop_re.match(prop_name)
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if match:
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lookup_name = match.group(1)
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lookup_name = lookup_name or prop_name
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class_name = lookup_name.title() + "Validator"
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validator = getattr(
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importlib.import_module("plotly.validators." + parent_path),
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class_name,
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)(plotly_name=prop_name)
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ValidatorCache._cache[key] = validator
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return ValidatorCache._cache[key]
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