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Merge pull request #76 from dhalbert/start_scan-default
start_scan() advertisement_types needs to default to (Advertisement,)
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adafruit_ble/__init__.py

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -229,9 +229,9 @@ def start_scan(
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If none are given then `Advertisement` objects will be returned.
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:rtype: iterable
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"""
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prefixes = b""
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if advertisement_types:
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prefixes = b"".join(adv.prefix for adv in advertisement_types)
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if not advertisement_types:
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advertisement_types = (Advertisement,)
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prefixes = b"".join(adv.prefix for adv in advertisement_types)
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for entry in self._adapter.start_scan(
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prefixes=prefixes,
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buffer_size=buffer_size,

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