python - Pyshark のインポートに関する問題

Question

OS X 10.10 で Pyshark と Python 2.6 を使用しています。私は単純import pysharkに自分のコードで試してみましたが、このエラーがスローされました。何がうまくいかないのか考えていますか？

/System/Library/Frameworks/Python.framework/Versions/2.6/bin/python2.6 "/Users/spencergardner/Google Drive/development/python-sockets/sniff.py"
Traceback (most recent call last):
  File "/Users/spencergardner/Google Drive/development/python-sockets/sniff.py", line 1, in <module>
    import pyshark
  File "/Library/Python/2.6/site-packages/pyshark/__init__.py", line 1, in <module>
    from pyshark.capture.live_capture import LiveCapture
  File "/Library/Python/2.6/site-packages/pyshark/capture/live_capture.py", line 1, in <module>
    from pyshark.capture.capture import Capture
  File "/Library/Python/2.6/site-packages/pyshark/capture/capture.py", line 12, in <module>
    from pyshark.tshark.tshark_xml import packet_from_xml_packet, psml_structure_from_xml
  File "/Library/Python/2.6/site-packages/pyshark/tshark/tshark_xml.py", line 5, in <module>
    from pyshark.packet.layer import Layer
  File "/Library/Python/2.6/site-packages/pyshark/packet/layer.py", line 57
    return {slot: getattr(self, slot) for slot in self.__slots__}
                                        ^
SyntaxError: invalid syntax