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comm_generic: cleanup

This commit is contained in:
Sebastien Bourdeauducq 2015-08-07 21:12:00 +08:00
parent 54a568c510
commit be55487d2d
1 changed files with 9 additions and 10 deletions
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19
artiq/coredevice/comm_generic.py
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@ -108,10 +108,7 @@ class CommGeneric:
if ty != _D2HMsgType.IDENT_REPLY:
raise IOError("Incorrect reply from device: {}".format(ty))
(reply, ) = struct.unpack("B", self.read(1))
runtime_id = chr(reply)
for i in range(3):
(reply, ) = struct.unpack("B", self.read(1))
runtime_id += chr(reply)
runtime_id = self.read(4).decode()
if runtime_id != "AROR":
raise UnsupportedDevice("Unsupported runtime ID: {}"
.format(runtime_id))
@ -238,9 +235,11 @@ class CommGeneric:
length, ty = self._read_header()
if ty != _D2HMsgType.LOG_REPLY:
raise IOError("Incorrect request from device: "+str(ty))
r = ""
for i in range(length - 9):
c = struct.unpack("B", self.read(1))[0]
if c:
r += chr(c)
return r
log = self.read(length - 9).decode()
try:
idx = log.index("\x00")
except ValueError:
pass
else:
log = log[:idx]
return log