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perf jevents: Clean up pytype warnings 

Improve type hints to clean up pytype warnings.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lore.kernel.org/lkml/20220804221816.1802790-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2022-08-04 15:18:00 -07:00 committed by Arnaldo Carvalho de Melo
parent 5b245985a6
commit e1e19d0545
1 changed files with 6 additions and 7 deletions
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13
tools/perf/pmu-events/jevents.py
View File

@ -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)}'