OpenSuse 15.1 Error building Beeware

gistfile1.txt

'''
I think I fixed the libcairo2-dev error by running zypper install cairo-devel. Now getting this:
'''

(beeware37) rawrbear@linux:~/sandbox/beeware> python -m pip install --pre beeware
Collecting beeware
  Using cached beeware-0.3.0.dev3-py2.py3-none-any.whl (3.1 kB)
Collecting briefcase>=0.3.0.dev3
  Using cached briefcase-0.3.0.dev8-py2.py3-none-any.whl (53 kB)
Collecting toga>=0.3.0.dev17
  Using cached toga-0.3.0.dev19-py3-none-any.whl (3.7 kB)
Requirement already satisfied: pip>=19.0 in /home/rawrbear/miniconda3/envs/beeware37/lib/python3.7/site-packages (from briefcase>=0.3.0.dev3->beeware) (20.0.2)
Collecting Jinja2<3.0
  Using cached Jinja2-2.11.1-py2.py3-none-any.whl (126 kB)
Collecting toml>=0.10.0
  Using cached toml-0.10.0-py2.py3-none-any.whl (25 kB)
Collecting GitPython>=3.0.8
  Using cached GitPython-3.1.0-py3-none-any.whl (450 kB)
Collecting requests>=2.22.0
  Using cached requests-2.23.0-py2.py3-none-any.whl (58 kB)
Collecting cookiecutter>=1.0
  Using cached cookiecutter-1.7.0-py2.py3-none-any.whl (40 kB)
Collecting toga-gtk==0.3.0.dev19; sys_platform == "linux"
  Using cached toga_gtk-0.3.0.dev19-py3-none-any.whl (38 kB)
Collecting MarkupSafe>=0.23
  Using cached MarkupSafe-1.1.1-cp37-cp37m-manylinux1_x86_64.whl (27 kB)
Collecting gitdb<5,>=4.0.1
  Using cached gitdb-4.0.2-py3-none-any.whl (63 kB)
Collecting urllib3!=1.25.0,!=1.25.1,<1.26,>=1.21.1
  Using cached urllib3-1.25.8-py2.py3-none-any.whl (125 kB)
Collecting idna<3,>=2.5
  Using cached idna-2.9-py2.py3-none-any.whl (58 kB)
Requirement already satisfied: certifi>=2017.4.17 in /home/rawrbear/miniconda3/envs/beeware37/lib/python3.7/site-packages (from requests>=2.22.0->briefcase>=0.3.0.dev3->beeware) (2019.11.28)
Collecting chardet<4,>=3.0.2
  Using cached chardet-3.0.4-py2.py3-none-any.whl (133 kB)
Collecting jinja2-time>=0.1.0
  Using cached jinja2_time-0.2.0-py2.py3-none-any.whl (6.4 kB)
Collecting whichcraft>=0.4.0
  Using cached whichcraft-0.6.1-py2.py3-none-any.whl (5.2 kB)
Collecting binaryornot>=0.2.0
  Using cached binaryornot-0.4.4-py2.py3-none-any.whl (9.0 kB)
Collecting future>=0.15.2
  Using cached future-0.18.2.tar.gz (829 kB)
Collecting click>=7.0
  Using cached click-7.1.1-py2.py3-none-any.whl (82 kB)
Collecting poyo>=0.1.0
  Using cached poyo-0.5.0-py2.py3-none-any.whl (10 kB)
Collecting pygobject>=3.14.0
  Using cached PyGObject-3.36.0.tar.gz (714 kB)
  Installing build dependencies ... error
  ERROR: Command errored out with exit status 1:
   command: /home/rawrbear/miniconda3/envs/beeware37/bin/python /home/rawrbear/miniconda3/envs/beeware37/lib/python3.7/site-packages/pip install --ignore-installed --no-user --prefix /tmp/pip-build-env-lf5hrtfz/overlay --no-warn-script-location --no-binary :none: --only-binary :none: -i https://pypi.org/simple --pre -- setuptools wheel pycairo
       cwd: None
  Complete output (48 lines):
  Collecting setuptools
    Using cached setuptools-46.1.3-py3-none-any.whl (582 kB)
  Collecting wheel
    Using cached wheel-0.34.2-py2.py3-none-any.whl (26 kB)
  Collecting pycairo
    Using cached pycairo-1.19.1.tar.gz (205 kB)
  Building wheels for collected packages: pycairo
    Building wheel for pycairo (setup.py): started
    Building wheel for pycairo (setup.py): finished with status 'error'
    ERROR: Command errored out with exit status 1:
     command: /home/rawrbear/miniconda3/envs/beeware37/bin/python -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-qass3t8p/pycairo/setup.py'"'"'; __file__='"'"'/tmp/pip-install-qass3t8p/pycairo/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-ebfbldmd
         cwd: /tmp/pip-install-qass3t8p/pycairo/
    Complete output (11 lines):
    running bdist_wheel
    running build
    running build_py
    creating build
    creating build/lib.linux-x86_64-3.7
    creating build/lib.linux-x86_64-3.7/cairo
    copying cairo/__init__.py -> build/lib.linux-x86_64-3.7/cairo
    copying cairo/__init__.pyi -> build/lib.linux-x86_64-3.7/cairo
    copying cairo/py.typed -> build/lib.linux-x86_64-3.7/cairo
    running build_ext
    error: [Errno 2] No such file or directory: 'gcc': 'gcc'
    ----------------------------------------
    ERROR: Failed building wheel for pycairo
    Running setup.py clean for pycairo
  Failed to build pycairo
  Installing collected packages: setuptools, wheel, pycairo
      Running setup.py install for pycairo: started
      Running setup.py install for pycairo: finished with status 'error'
      ERROR: Command errored out with exit status 1:
       command: /home/rawrbear/miniconda3/envs/beeware37/bin/python -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-qass3t8p/pycairo/setup.py'"'"'; __file__='"'"'/tmp/pip-install-qass3t8p/pycairo/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-182q40ba/install-record.txt --single-version-externally-managed --prefix /tmp/pip-build-env-lf5hrtfz/overlay --compile --install-headers /tmp/pip-build-env-lf5hrtfz/overlay/include/python3.7m/pycairo
           cwd: /tmp/pip-install-qass3t8p/pycairo/
      Complete output (11 lines):
      running install
      running build
      running build_py
      creating build
      creating build/lib.linux-x86_64-3.7
      creating build/lib.linux-x86_64-3.7/cairo
      copying cairo/__init__.py -> build/lib.linux-x86_64-3.7/cairo
      copying cairo/__init__.pyi -> build/lib.linux-x86_64-3.7/cairo
      copying cairo/py.typed -> build/lib.linux-x86_64-3.7/cairo
      running build_ext
      error: [Errno 2] No such file or directory: 'gcc': 'gcc'
      ----------------------------------------
  ERROR: Command errored out with exit status 1: /home/rawrbear/miniconda3/envs/beeware37/bin/python -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-qass3t8p/pycairo/setup.py'"'"'; __file__='"'"'/tmp/pip-install-qass3t8p/pycairo/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-182q40ba/install-record.txt --single-version-externally-managed --prefix /tmp/pip-build-env-lf5hrtfz/overlay --compile --install-headers /tmp/pip-build-env-lf5hrtfz/overlay/include/python3.7m/pycairo Check the logs for full command output.
  ----------------------------------------
ERROR: Command errored out with exit status 1: /home/rawrbear/miniconda3/envs/beeware37/bin/python /home/rawrbear/miniconda3/envs/beeware37/lib/python3.7/site-packages/pip install --ignore-installed --no-user --prefix /tmp/pip-build-env-lf5hrtfz/overlay --no-warn-script-location --no-binary :none: --only-binary :none: -i https://pypi.org/simple --pre -- setuptools wheel pycairo Check the logs for full command output.