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trezorlib/transport: for get_transport(None), raise exception from None if no trezor is found,

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because the IndexError should not be part of the traceback
This commit is contained in:
matejcik 2018-03-05 17:31:11 +01:00
parent 967d479a19
commit dc8eec1656
1 changed files with 1 additions and 1 deletions
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2
trezorlib/transport/__init__.py
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@ -82,7 +82,7 @@ def get_transport(path=None, prefix_search=False):
try:
return enumerate_devices()[0]
except IndexError:
raise Exception("No TREZOR device found")
raise Exception("No TREZOR device found") from None
# Find whether B is prefix of A (transport name is part of the path)
# or A is prefix of B (path is a prefix, or a name, of transport).