mirror of
https://github.com/hwchase17/langchain
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50 lines
1.3 KiB
Python
50 lines
1.3 KiB
Python
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from datetime import datetime
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from time import sleep
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from langchain.output_parsers.datetime import DatetimeOutputParser
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def test_datetime_output_parser_parse() -> None:
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parser = DatetimeOutputParser()
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# Test valid input
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date = datetime.now()
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datestr = date.strftime(parser.format)
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result = parser.parse(datestr)
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assert result == date
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# Test valid input
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parser.format = "%Y-%m-%dT%H:%M:%S"
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date = datetime.now()
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datestr = date.strftime(parser.format)
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result = parser.parse(datestr)
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assert (
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result.year == date.year
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and result.month == date.month
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and result.day == date.day
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and result.hour == date.hour
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and result.minute == date.minute
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and result.second == date.second
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)
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# Test valid input
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parser.format = "%H:%M:%S"
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date = datetime.now()
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datestr = date.strftime(parser.format)
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result = parser.parse(datestr)
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assert (
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result.hour == date.hour
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and result.minute == date.minute
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and result.second == date.second
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)
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# Test invalid input
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try:
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sleep(0.001)
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datestr = date.strftime(parser.format)
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result = parser.parse(datestr)
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assert result == date
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assert False, "Should have raised AssertionError"
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except AssertionError:
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pass
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