linux-kernel - Re: [PATCH v4 01/17] perf jevents: Clean up pytype warnings

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Date:   Tue, 9 Aug 2022 16:36:57 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Ian Rogers <irogers@...gle.com>
Cc:     John Garry <john.garry@...wei.com>, Will Deacon <will@...nel.org>,
        James Clark <james.clark@....com>,
        Mike Leach <mike.leach@...aro.org>,
        Leo Yan <leo.yan@...aro.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Andi Kleen <ak@...ux.intel.com>,
        Zhengjun Xing <zhengjun.xing@...ux.intel.com>,
        Ravi Bangoria <ravi.bangoria@....com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-perf-users@...r.kernel.org,
        Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH v4 01/17] perf jevents: Clean up pytype warnings

Em Thu, Aug 04, 2022 at 03:18:00PM -0700, Ian Rogers escreveu:
> Improve type hints to clean up pytype warnings.

Thanks, applied.

- Arnaldo

 
> Signed-off-by: Ian Rogers <irogers@...gle.com>
> ---
>  tools/perf/pmu-events/jevents.py | 13 ++++++-------
>  1 file changed, 6 insertions(+), 7 deletions(-)
> 
> diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
> index 83e0dcbeac9a..5b72048d50da 100755
> --- a/tools/perf/pmu-events/jevents.py
> +++ b/tools/perf/pmu-events/jevents.py
> @@ -6,8 +6,7 @@ import csv
>  import json
>  import os
>  import sys
> -from typing import Callable
> -from typing import Sequence
> +from typing import (Callable, Optional, Sequence)
>  
>  # Global command line arguments.
>  _args = None
> @@ -57,7 +56,7 @@ class JsonEvent:
>                                         '. '), '.').replace('\n', '\\n').replace(
>                                             '\"', '\\"').replace('\r', '\\r')
>  
> -    def convert_aggr_mode(aggr_mode: str) -> str:
> +    def convert_aggr_mode(aggr_mode: str) -> Optional[str]:
>        """Returns the aggr_mode_class enum value associated with the JSON string."""
>        if not aggr_mode:
>          return None
> @@ -67,7 +66,7 @@ class JsonEvent:
>        }
>        return aggr_mode_to_enum[aggr_mode]
>  
> -    def lookup_msr(num: str) -> str:
> +    def lookup_msr(num: str) -> Optional[str]:
>        """Converts the msr number, or first in a list to the appropriate event field."""
>        if not num:
>          return None
> @@ -79,7 +78,7 @@ class JsonEvent:
>        }
>        return msrmap[int(num.split(',', 1)[0], 0)]
>  
> -    def real_event(name: str, event: str) -> str:
> +    def real_event(name: str, event: str) -> Optional[str]:
>        """Convert well known event names to an event string otherwise use the event argument."""
>        fixed = {
>            'inst_retired.any': 'event=0xc0,period=2000003',
> @@ -95,7 +94,7 @@ class JsonEvent:
>          return fixed[name.lower()]
>        return event
>  
> -    def unit_to_pmu(unit: str) -> str:
> +    def unit_to_pmu(unit: str) -> Optional[str]:
>        """Convert a JSON Unit to Linux PMU name."""
>        if not unit:
>          return None
> @@ -154,7 +153,7 @@ class JsonEvent:
>      if self.metric_expr:
>        self.metric_expr = self.metric_expr.replace('\\', '\\\\')
>      arch_std = jd.get('ArchStdEvent')
> -    if precise and self.desc and not '(Precise Event)' in self.desc:
> +    if precise and self.desc and '(Precise Event)' not in self.desc:
>        extra_desc += ' (Must be precise)' if precise == '2' else (' (Precise '
>                                                                   'event)')
>      event = f'config={llx(configcode)}' if configcode is not None else f'event={llx(eventcode)}'
> -- 
> 2.37.1.559.g78731f0fdb-goog

-- 

- Arnaldo