Failed building wheel for httptools

Any idea on possible workaround:

After pip3 install httptools:

Collecting httptools
  Using cached https://files.pythonhosted.org/packages/1b/03/215969db11abe8741e9c266a4cbe803a372bd86dd35fa0084c4df6d4bd00/httptools-0.0.13.tar.gz
Building wheels for collected packages: httptools
  Building wheel for httptools (setup.py) ... error
  Complete output from command /usr/bin/python3.6 -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-ffzualnz/httptools/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /tmp/pip-wheel-lq_cgux2 --python-tag cp36:
  running bdist_wheel
  running build
  running build_py
  creating build
  creating build/lib.linux-x86_64-3.6
  creating build/lib.linux-x86_64-3.6/httptools
  copying httptools/__init__.py -> build/lib.linux-x86_64-3.6/httptools
  creating build/lib.linux-x86_64-3.6/httptools/parser
  copying httptools/parser/__init__.py -> build/lib.linux-x86_64-3.6/httptools/parser
  copying httptools/parser/errors.py -> build/lib.linux-x86_64-3.6/httptools/parser
  running egg_info
  writing httptools.egg-info/PKG-INFO
  writing dependency_links to httptools.egg-info/dependency_links.txt
  writing top-level names to httptools.egg-info/top_level.txt
  reading manifest file 'httptools.egg-info/SOURCES.txt'
  reading manifest template 'MANIFEST.in'
  writing manifest file 'httptools.egg-info/SOURCES.txt'
  copying httptools/parser/parser.c -> build/lib.linux-x86_64-3.6/httptools/parser
  running build_ext
  building 'httptools.parser.parser' extension
  creating build/temp.linux-x86_64-3.6
  creating build/temp.linux-x86_64-3.6/httptools
  creating build/temp.linux-x86_64-3.6/httptools/parser
  creating build/temp.linux-x86_64-3.6/vendor
  creating build/temp.linux-x86_64-3.6/vendor/http-parser
  x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/python3.6m -c httptools/parser/parser.c -o build/temp.linux-x86_64-3.6/httptools/parser/parser.o -O2
  httptools/parser/parser.c:4:20: fatal error: Python.h: No such file or directory
  compilation terminated.
  error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

  ----------------------------------------
  Failed building wheel for httptools
  Running setup.py clean for httptools
Failed to build httptools
Installing collected packages: httptools
  Running setup.py install for httptools ... error
    Complete output from command /usr/bin/python3.6 -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-ffzualnz/httptools/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-xaxh1zu8/install-record.txt --single-version-externally-managed --compile:
    running install
    running build
    running build_py
    creating build
    creating build/lib.linux-x86_64-3.6
    creating build/lib.linux-x86_64-3.6/httptools
    copying httptools/__init__.py -> build/lib.linux-x86_64-3.6/httptools
    creating build/lib.linux-x86_64-3.6/httptools/parser
    copying httptools/parser/__init__.py -> build/lib.linux-x86_64-3.6/httptools/parser
    copying httptools/parser/errors.py -> build/lib.linux-x86_64-3.6/httptools/parser
    running egg_info
    writing httptools.egg-info/PKG-INFO
    writing dependency_links to httptools.egg-info/dependency_links.txt
    writing top-level names to httptools.egg-info/top_level.txt
    reading manifest file 'httptools.egg-info/SOURCES.txt'
    reading manifest template 'MANIFEST.in'
    writing manifest file 'httptools.egg-info/SOURCES.txt'
    copying httptools/parser/parser.c -> build/lib.linux-x86_64-3.6/httptools/parser
    running build_ext
    building 'httptools.parser.parser' extension
    creating build/temp.linux-x86_64-3.6
    creating build/temp.linux-x86_64-3.6/httptools
    creating build/temp.linux-x86_64-3.6/httptools/parser
    creating build/temp.linux-x86_64-3.6/vendor
    creating build/temp.linux-x86_64-3.6/vendor/http-parser
    x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/python3.6m -c httptools/parser/parser.c -o build/temp.linux-x86_64-3.6/httptools/parser/parser.o -O2
    httptools/parser/parser.c:4:20: fatal error: Python.h: No such file or directory
    compilation terminated.
    error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

    ----------------------------------------
Command "/usr/bin/python3.6 -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-ffzualnz/httptools/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-xaxh1zu8/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-install-ffzualnz/httptools/

Ubuntu 16.04 LTS

[oCkiNkr]

conda install -c conda-forge httptools ?

[dejanbatanjac]

Mark this as resolved. sudo apt install python3.6-dev did the job. Thanks!!! I had couple Python versions and 3.6 was simlink to python3.