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From: Luca Vizzarro <Luca.Vizzarro@arm.com>
To: Jeremy Spewock <jspewock@iol.unh.edu>
Cc: dev@dpdk.org, "Juraj Linkeš" <juraj.linkes@pantheon.tech>,
	"Paul Szczepanek" <paul.szczepanek@arm.com>
Subject: Re: [PATCH v4 3/5] dts: add parsing utility module
Date: Thu, 6 Jun 2024 22:14:55 +0100	[thread overview]
Message-ID: <1233a90e-1219-420c-b55e-0cb525908d7d@arm.com> (raw)
In-Reply-To: <CAAA20URYouNx2yx91gHsPBgFNGfYV9jzQrH-PVZE8peG+qERDQ@mail.gmail.com>

On 06/06/2024 19:52, Jeremy Spewock wrote:
>> +                @classmethod
>> +                def from_str(cls, text: str):
>> +                    match text:
>> +                        case "black":
>> +                            return cls.BLACK
>> +                        case "white":
>> +                            return cls.WHITE
>> +                        case _:
>> +                            return None # unsupported colour
>> +
>> +                @classmethod
>> +                def make_parser(cls):
>> +                    # make a parser function that finds a match and
>> +                    # then makes it a Colour object through Colour.from_str
>> +                    return TextParser.wrap(cls.from_str, TextParser.find(r"is a (\w+)"))
> 
> I think this example is backwards now that you changed the parameters
> to calling order isn't it? We need to call find first and then pass
> that into from_str.

aargh! yes, you are right. thank you! and well spotted!

>> +
>> +            @dataclass
>> +            class Animal(TextParser):
>> +                kind: str = field(metadata=TextParser.find(r"is a \w+ (\w+)"))
>> +                name: str = field(metadata=TextParser.find(r"^(\w+)"))
>> +                colour: Colour = field(metadata=Colour.make_parser())
>> +                age: int = field(metadata=TextParser.find_int(r"aged (\d+)"))
>> +
>> +            steph = Animal.parse("Stephanie is a white cat aged 10")
>> +            print(steph) # Animal(kind='cat', name='Stephanie', colour=<Colour.WHITE: 2>, age=10)
>> +    """
>> +
> <snip>
>> +    @staticmethod
>> +    def find(
>> +        pattern: str | re.Pattern[str],
>> +        flags: re.RegexFlag = re.RegexFlag(0),
>> +        named: bool = False,
>> +    ) -> ParserFn:
>> +        """Makes a parser function that finds a regular expression match in the text.
>> +
>> +        If the pattern has any capturing groups, it returns None if no match was found, otherwise a
>> +        tuple containing the values per each group is returned.. If the pattern has only one
> 
> It looks like there are two periods here by mistake.

well spotted again!

  reply	other threads:[~2024-06-06 21:15 UTC|newest]

Thread overview: 95+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-12 11:11 [PATCH 0/5] dts: testpmd show port info/stats Luca Vizzarro
2024-04-12 11:11 ` [PATCH 1/5] dts: fix InteractiveShell command prompt filtering Luca Vizzarro
2024-04-16  8:40   ` Juraj Linkeš
2024-04-16 12:12     ` Luca Vizzarro
2024-04-17 13:06       ` Juraj Linkeš
2024-04-17 14:17         ` Luca Vizzarro
2024-04-18  6:31           ` Juraj Linkeš
2024-04-29 16:16             ` Jeremy Spewock
2024-04-12 11:11 ` [PATCH 2/5] dts: skip first line of send_command output Luca Vizzarro
2024-04-16  8:48   ` Juraj Linkeš
2024-04-16 12:15     ` Luca Vizzarro
2024-04-17 13:18       ` Juraj Linkeš
2024-04-29 15:18         ` Jeremy Spewock
2024-06-14 18:58           ` Nicholas Pratte
2024-04-12 11:11 ` [PATCH 3/5] dts: add parsing utility module Luca Vizzarro
2024-04-16  8:59   ` Juraj Linkeš
2024-04-16 12:16     ` Luca Vizzarro
2024-04-29 16:15   ` Jeremy Spewock
2024-04-30 10:49     ` Luca Vizzarro
2024-04-30 20:03       ` Jeremy Spewock
2024-04-12 11:11 ` [PATCH 4/5] dts: add `show port info` command to TestPmdShell Luca Vizzarro
2024-04-16  9:03   ` Juraj Linkeš
2024-04-16 12:24     ` Luca Vizzarro
2024-04-17 13:22       ` Juraj Linkeš
2024-04-17 14:25         ` Luca Vizzarro
2024-04-17 15:29           ` Luca Vizzarro
2024-04-18  6:41             ` Juraj Linkeš
2024-04-18 10:52               ` Luca Vizzarro
2024-04-12 11:11 ` [PATCH 5/5] dts: add `show port stats` " Luca Vizzarro
2024-04-16  9:04   ` Juraj Linkeš
2024-04-29 15:54   ` Jeremy Spewock
2024-04-30 10:51     ` Luca Vizzarro
2024-05-09 11:26 ` [PATCH v2 0/5] dts: testpmd show port info/stats Luca Vizzarro
2024-05-09 11:26   ` [PATCH v2 1/5] dts: fix InteractiveShell command prompt filtering Luca Vizzarro
2024-05-31 21:06     ` Jeremy Spewock
2024-06-04 13:57     ` Juraj Linkeš
2024-05-09 11:26   ` [PATCH v2 2/5] dts: skip first line of send command output Luca Vizzarro
2024-05-31 21:06     ` Jeremy Spewock
2024-06-04 13:58     ` Juraj Linkeš
2024-05-09 11:26   ` [PATCH v2 3/5] dts: add parsing utility module Luca Vizzarro
2024-05-31 21:06     ` Jeremy Spewock
2024-06-04 15:13     ` Juraj Linkeš
2024-06-05 10:35       ` Luca Vizzarro
2024-06-05 12:19         ` Juraj Linkeš
2024-06-05 13:00           ` Luca Vizzarro
2024-05-09 11:26   ` [PATCH v2 4/5] dts: add `show port info` command to TestPmdShell Luca Vizzarro
2024-05-31 21:06     ` Jeremy Spewock
2024-06-03  9:11       ` Luca Vizzarro
2024-06-04 15:40     ` Juraj Linkeš
2024-06-05 11:03       ` Luca Vizzarro
2024-05-09 11:26   ` [PATCH v2 5/5] dts: add `show port stats` " Luca Vizzarro
2024-05-20 14:26     ` Nicholas Pratte
2024-05-21 15:00       ` Luca Vizzarro
2024-05-31 21:07     ` Jeremy Spewock
2024-06-04 15:44     ` Juraj Linkeš
2024-06-05 11:04       ` Luca Vizzarro
2024-06-05 14:44 ` [PATCH v3 0/5] dts: testpmd show port info/stats Luca Vizzarro
2024-06-05 14:45   ` [PATCH v3 1/5] dts: fix InteractiveShell command prompt filtering Luca Vizzarro
2024-06-05 14:45   ` [PATCH v3 2/5] dts: skip first line of send command output Luca Vizzarro
2024-06-05 14:45   ` [PATCH v3 3/5] dts: add parsing utility module Luca Vizzarro
2024-06-05 14:45   ` [PATCH v3 4/5] dts: add `show port info` command to TestPmdShell Luca Vizzarro
2024-06-05 14:45   ` [PATCH v3 5/5] dts: add `show port stats` " Luca Vizzarro
2024-06-06  9:17 ` [PATCH v4 0/5] dts: testpmd show port info/stats Luca Vizzarro
2024-06-06  9:17   ` [PATCH v4 1/5] dts: fix InteractiveShell command prompt filtering Luca Vizzarro
2024-06-06 18:52     ` Jeremy Spewock
2024-06-06  9:17   ` [PATCH v4 2/5] dts: skip first line of send command output Luca Vizzarro
2024-06-06 18:52     ` Jeremy Spewock
2024-06-06  9:17   ` [PATCH v4 3/5] dts: add parsing utility module Luca Vizzarro
2024-06-06 18:52     ` Jeremy Spewock
2024-06-06 21:14       ` Luca Vizzarro [this message]
2024-06-06  9:17   ` [PATCH v4 4/5] dts: add `show port info` command to TestPmdShell Luca Vizzarro
2024-06-06 18:52     ` Jeremy Spewock
2024-06-06  9:17   ` [PATCH v4 5/5] dts: add `show port stats` " Luca Vizzarro
2024-06-06 18:53     ` Jeremy Spewock
2024-06-06 21:34 ` [PATCH v5 0/5] dts: testpmd show port info/stats Luca Vizzarro
2024-06-06 21:34   ` [PATCH v5 1/5] dts: fix InteractiveShell command prompt filtering Luca Vizzarro
2024-06-07 11:15     ` Juraj Linkeš
2024-06-07 13:10     ` Jeremy Spewock
2024-06-14 20:05     ` Nicholas Pratte
2024-06-06 21:34   ` [PATCH v5 2/5] dts: skip first line of send command output Luca Vizzarro
2024-06-07 11:16     ` Juraj Linkeš
2024-06-07 13:10     ` Jeremy Spewock
2024-06-06 21:34   ` [PATCH v5 3/5] dts: add parsing utility module Luca Vizzarro
2024-06-07 11:16     ` Juraj Linkeš
2024-06-07 13:11     ` Jeremy Spewock
2024-06-14 17:39     ` Nicholas Pratte
2024-06-06 21:34   ` [PATCH v5 4/5] dts: add `show port info` command to TestPmdShell Luca Vizzarro
2024-06-07 11:16     ` Juraj Linkeš
2024-06-07 13:11     ` Jeremy Spewock
2024-06-14 17:36     ` Nicholas Pratte
2024-06-06 21:34   ` [PATCH v5 5/5] dts: add `show port stats` " Luca Vizzarro
2024-06-07 11:16     ` Juraj Linkeš
2024-06-07 13:11     ` Jeremy Spewock
2024-06-14 17:34     ` Nicholas Pratte
2024-06-20  3:04   ` [PATCH v5 0/5] dts: testpmd show port info/stats Thomas Monjalon

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