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pandas-dev__pandas-49120

BUG: _guess_datetime_format_for_array doesn't guess if first element is '' or 'NaT'

Verdict: no gold-patch lines found in the issue text (rule check only, no model read).

No gold-patch lines found in the issue text (rule check only, no model read). Upstream fix commit 307c69a37b dated 2022-10-16.

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