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Add support for integer serial number in device URL #210

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Add support for integer serial number in device URL #210

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4 changes: 3 additions & 1 deletion pyftdi/ftdi.py
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Original file line number Diff line number Diff line change
Expand Up @@ -375,7 +375,9 @@ def __init__(self):
def create_from_url(cls, url: str) -> 'Ftdi':
"""Create an Ftdi instance from an URL

URL scheme: ftdi://[vendor[:product[:index|:serial]]]/interface
URL scheme: ftdi://[vendor[:product[:index]]]/interface
URL scheme: ftdi://[vendor[:product[::serial]]]/interface
URL scheme: ftdi://[vendor[:product[:bus:address]]]/interface

:param url: FTDI device selector
:return: a fresh, open Ftdi instance
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4 changes: 3 additions & 1 deletion pyftdi/usbtools.py
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Original file line number Diff line number Diff line change
Expand Up @@ -409,7 +409,7 @@ def enumerate_candidates(cls, urlparts: SplitResult,
bus = None
address = None
locators = specifiers[2:]
if len(locators) > 1:
if len(locators) > 1 and locators[0]:
try:
bus = int(locators[0], 16)
address = int(locators[1], 16)
Expand All @@ -427,6 +427,8 @@ def enumerate_candidates(cls, urlparts: SplitResult,
idx = devidx-1
except ValueError:
sernum = locators[0]
if locators and len(locators) > 1:
sernum = locators[1]
candidates = []
vendors = [vendor] if vendor else set(vdict.values())
vps = set()
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