Hello,
I'm Running into the following errors when trying to install Pygraphviz in CentOS:
(venv) [johbarbe@localhost acitoolkit]$ pip install pygraphviz
Collecting pygraphviz
Downloading pygraphviz-1.7.zip (118 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 118.8/118.8 KB 8.0 MB/s eta 0:00:00
Preparing metadata (setup.py) ... done
Using legacy 'setup.py install' for pygraphviz, since package 'wheel' is not installed.
Installing collected packages: pygraphviz
Running setup.py install for pygraphviz ... error
error: subprocess-exited-with-error
× Running setup.py install for pygraphviz did not run successfully.
│ exit code: 1
╰─> [55 lines of output]
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/pygraphviz
copying pygraphviz/scraper.py -> build/lib.linux-x86_64-3.7/pygraphviz
copying pygraphviz/testing.py -> build/lib.linux-x86_64-3.7/pygraphviz
copying pygraphviz/graphviz.py -> build/lib.linux-x86_64-3.7/pygraphviz
copying pygraphviz/agraph.py -> build/lib.linux-x86_64-3.7/pygraphviz
copying pygraphviz/__init__.py -> build/lib.linux-x86_64-3.7/pygraphviz
creating build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_attribute_defaults.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_subgraph.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_readwrite.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_unicode.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_drawing.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_string.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_close.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_scraper.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_edge_attributes.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_graph.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_html.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_clear.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/__init__.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_node_attributes.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
copying pygraphviz/tests/test_layout.py -> build/lib.linux-x86_64-3.7/pygraphviz/tests
running egg_info
writing pygraphviz.egg-info/PKG-INFO
writing dependency_links to pygraphviz.egg-info/dependency_links.txt
writing top-level names to pygraphviz.egg-info/top_level.txt
reading manifest file 'pygraphviz.egg-info/SOURCES.txt'
reading manifest template 'MANIFEST.in'
warning: no files found matching '*.png' under directory 'doc'
warning: no files found matching '*.txt' under directory 'doc'
warning: no files found matching '*.css' under directory 'doc'
warning: no previously-included files matching '*~' found anywhere in distribution
warning: no previously-included files matching '*.pyc' found anywhere in distribution
warning: no previously-included files matching '.svn' found anywhere in distribution
no previously-included directories found matching 'doc/build'
writing manifest file 'pygraphviz.egg-info/SOURCES.txt'
copying pygraphviz/graphviz.i -> build/lib.linux-x86_64-3.7/pygraphviz
copying pygraphviz/graphviz_wrap.c -> build/lib.linux-x86_64-3.7/pygraphviz
running build_ext
building 'pygraphviz._graphviz' extension
creating build/temp.linux-x86_64-3.7
creating build/temp.linux-x86_64-3.7/pygraphviz
gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -fPIC -I/home/johbarbe/aci-learning-labs-code-samples/venv/include -I/usr/local/include/python3.7m -c pygraphviz/graphviz_wrap.c -o build/temp.linux-x86_64-3.7/pygraphviz/graphviz_wrap.o
In file included from /usr/include/graphviz/gvc.h:17:0,
from pygraphviz/graphviz_wrap.c:2712:
/usr/include/graphviz/types.h:49:20: fatal error: cgraph.h: No such file or directory
#include <cgraph.h>
^
compilation terminated.
error: command 'gcc' failed with exit status 1
[end of output]
note: This error originates from a subprocess, and is likely not a problem with pip.
error: legacy-install-failure
× Encountered error while trying to install package.
╰─> pygraphviz
note: This is an issue with the package mentioned above, not pip.
hint: See above for output from the failure.
I've tried numerous solutions including installing Wheel.
I followed the instructions here:
https://developer.cisco.com/learning/modules/intro-to-aci/sbx-intro-aci-03_aci-toolkit/step/1
"How To Setup Your Own Computer"
Thank you and any help would be greatly appreciated! Python version is 3.7.5
