23 lines
725 B
Diff
23 lines
725 B
Diff
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diff --git a/evdev/util.py b/evdev/util.py
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index 818be69..e8009f7 100644
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--- a/evdev/util.py
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+++ b/evdev/util.py
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@@ -118,6 +118,8 @@ def find_ecodes_by_regex(regex):
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'''
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Find ecodes matching a regex and return a mapping of event type to event codes.
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+ regex can be a pattern string or a compiled regular expression object.
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+
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Example
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-------
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>>> find_ecodes_by_regex(r'(ABS|KEY)_BR(AKE|EAK)')
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@@ -130,7 +132,7 @@ def find_ecodes_by_regex(regex):
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}
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'''
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- regex = regex if isinstance(regex, re.Pattern) else re.compile(regex)
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+ regex = re.compile(regex) # re.compile is idempotent
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result = collections.defaultdict(list)
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for type_code, codes in ecodes.bytype.items():
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