22 lines
489 B
Python
22 lines
489 B
Python
from migrate.changeset import SQLA_10
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"""
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Safe quoting method
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"""
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def safe_quote(obj):
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# this is the SQLA 0.9 approach
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if hasattr(obj, 'name') and hasattr(obj.name, 'quote'):
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return obj.name.quote
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else:
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return obj.quote
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def fk_column_names(constraint):
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if SQLA_10:
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return [
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constraint.columns[key].name for key in constraint.column_keys]
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else:
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return [
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element.parent.name for element in constraint.elements]
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