我尝试使用PyBluez在树莓派上运行蓝牙低功耗示例。
所有的例子都需要gattlib模块。

from gattlib import *
ImportError: No module named gattlib

我试着安装它：

pip3 install gattlib

但这不起作用？我不能安装gattlib？
编辑：这是安装gattlib时的输出：

pi@raspberrypi:~ $ pip3 install gattlib
Collecting gattlib
  Using cached https://files.pythonhosted.org/packages/be/2f/5b1aecec551b42b59d8b399ad444b5672972efb590ca83d784dbe616a3e1/gattlib-0.20150805.tar.gz
    Complete output from command python setup.py egg_info:
    Package glib-2.0 was not found in the pkg-config search path.
    Perhaps you should add the directory containing `glib-2.0.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'glib-2.0' found
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-build-p365j80d/gattlib/setup.py", line 12, in <module>
        "pkg-config --cflags glib-2.0".split()).decode('utf-8')
      File "/usr/lib/python3.5/subprocess.py", line 316, in check_output
        **kwargs).stdout
      File "/usr/lib/python3.5/subprocess.py", line 398, in run
        output=stdout, stderr=stderr)
    subprocess.CalledProcessError: Command '['pkg-config', '--cflags', 'glib-2.0']' returned non-zero exit status 1

    ----------------------------------------
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-p365j80d/gattlib/