Can't install sendgrid via setup.py script in Docker image ubuntu 16.04 #379

Traceback (most recent call last):
  File "setup4.py", line 10, in <module>
    zip_safe=False
  File "/usr/local/lib/python3.6/distutils/core.py", line 148, in setup
    dist.run_commands()
  File "/usr/local/lib/python3.6/distutils/dist.py", line 955, in run_commands
    self.run_command(cmd)
  File "/usr/local/lib/python3.6/distutils/dist.py", line 974, in run_command
    cmd_obj.run()
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/install.py", line 67, in run
    self.do_egg_install()
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/install.py", line 117, in do_egg_install
    cmd.run()
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 411, in run
    self.easy_install(spec, not self.no_deps)
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 653, in easy_install
    return self.install_item(None, spec, tmpdir, deps, True)
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 700, in install_item
    self.process_distribution(spec, dist, deps)
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 745, in process_distribution
    [requirement], self.local_index, self.easy_install
  File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 863, in resolve
    replace_conflicting=replace_conflicting
  File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 1141, in best_match
    return self.obtain(req, installer)
  File "/usr/local/lib/python3.6/site-packages/pkg_resources/__init__.py", line 1153, in obtain
    return installer(requirement)
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 672, in easy_install
    return self.install_item(spec, dist.location, tmpdir, deps)
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 698, in install_item
    dists = self.install_eggs(spec, download, tmpdir)
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 879, in install_eggs
    return self.build_and_install(setup_script, setup_base)
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 1118, in build_and_install
    self.run_setup(setup_script, setup_base, args)
  File "/usr/local/lib/python3.6/site-packages/setuptools/command/easy_install.py", line 1104, in run_setup
    run_setup(setup_script, args)
  File "/usr/local/lib/python3.6/site-packages/setuptools/sandbox.py", line 257, in run_setup
    raise
  File "/usr/local/lib/python3.6/contextlib.py", line 100, in __exit__
    self.gen.throw(type, value, traceback)
  File "/usr/local/lib/python3.6/site-packages/setuptools/sandbox.py", line 199, in setup_context
    yield
  File "/usr/local/lib/python3.6/contextlib.py", line 100, in __exit__
    self.gen.throw(type, value, traceback)
  File "/usr/local/lib/python3.6/site-packages/setuptools/sandbox.py", line 170, in save_modules
    saved_exc.resume()
  File "/usr/local/lib/python3.6/site-packages/setuptools/sandbox.py", line 145, in resume
    six.reraise(type, exc, self._tb)
  File "/usr/local/lib/python3.6/site-packages/pkg_resources/_vendor/six.py", line 685, in reraise
    raise value.with_traceback(tb)
  File "/usr/local/lib/python3.6/site-packages/setuptools/sandbox.py", line 158, in save_modules
    yield saved
  File "/usr/local/lib/python3.6/site-packages/setuptools/sandbox.py", line 199, in setup_context
    yield
  File "/usr/local/lib/python3.6/site-packages/setuptools/sandbox.py", line 254, in run_setup
    _execfile(setup_script, ns)
  File "/usr/local/lib/python3.6/site-packages/setuptools/sandbox.py", line 49, in _execfile
    exec(code, globals, locals)
  File "/tmp/easy_install-raqlxynh/sendgrid-5.2.0/setup.py", line 11, in <module>
  File "/usr/local/lib/python3.6/encodings/ascii.py", line 26, in decode
    return codecs.ascii_decode(input, self.errors)[0]
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 192: ordinal not in range(128)

from setuptools import setup, find_packages

setup(
    name='sg_test',
    packages=find_packages(),
    install_requires=[
        'sendgrid',
    ],
    zip_safe=False
)

FROM ubuntu:16.04
RUN apt update
RUN apt install build-essential checkinstall -y
RUN apt install libreadline-gplv2-dev libncursesw5-dev libssl-dev libsqlite3-dev tk-dev libgdbm-dev libc6-dev libbz2-dev -y
RUN wget https://www.python.org/ftp/python/3.6.1/Python-3.6.1.tar.xz
RUN tar xvf Python-3.6.1.tar.xz
WORKDIR Python-3.6.1
RUN ./configure
RUN make
RUN make altinstall
RUN curl https://bootstrap.pypa.io/get-pip.py | python3.6

ADD setup.py /code/

WORKDIR /code

RUN python3.6 -m pip install -U pip
RUN python3.6 -m pip install -U setuptools
RUN python3.6 setup.py install