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little perf tweaks in protobuf

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Jan Pochyla 2016-09-25 15:35:04 +02:00 committed by Pavol Rusnak
parent 5c02718c58
commit 7570977cc4
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1 changed files with 3 additions and 3 deletions
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src/lib/protobuf/protobuf.py
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@ -58,7 +58,7 @@ class UVarintType:
value, shift, quantum = 0, 0, 0x80 value, shift, quantum = 0, 0, 0x80
while (quantum & 0x80) == 0x80: while (quantum & 0x80) == 0x80:
data = yield from source.read(1) data = yield from source.read(1)
quantum = ord(bytes(data)) quantum = data[0]
value, shift = value + ((quantum & 0x7F) << shift), shift + 7 value, shift = value + ((quantum & 0x7F) << shift), shift + 7
return value return value
@ -101,8 +101,7 @@ class UnicodeType:
@staticmethod @staticmethod
def load(source): def load(source):
data = yield from BytesType.load(source) data = yield from BytesType.load(source)
data = bytes(data) # TODO: avoid the copy return str(data, 'utf-8', 'strict')
return data.decode('utf-8', 'strict')
class EmbeddedMessage: class EmbeddedMessage:
@ -157,6 +156,7 @@ class StreamReader:
chunk = yield chunk = yield
buf.extend(chunk) buf.extend(chunk)
# TODO: is this the most officient way?
result = buf[:n] result = buf[:n]
buf[:] = buf[n:] buf[:] = buf[n:]
return result return result