Traceback (most recent call last):


 "/home/alex/.virtualenvs/ddtest/lib/python3.7/site-packages/distributed/protocol/core.py", line 106, in loads

header = msgpack.loads(header, use_list=False, **msgpack_opts)


 "msgpack/_unpacker.pyx", line 195, in msgpack._cmsgpack.unpackb
ValueError: tuple is not allowed for map key


Traceback (most recent call last):

 "<string>", line 17, in <module>

 "c:\users\faisal~1\appdata\local\temp\pip_build_FAISAL KHAN\dragnet\setup.py", line 50, in <module>
include_dirs = lxml.get_include() + [find_libxml2_include()],

 "c:\users\faisal~1\appdata\local\temp\pip_build_FAISAL KHAN\dragnet\setup.py", line 36, in find_libxml2_include
raise ValueError("Can't find libxml2 include headers")
ValueError: Can't find libxml2 include headers