I'm trying t install yt-dark and my yt version is 3.2.1 and the error is the folllowing:
cythonc:> build/src.linux-x86_64-2.7/yt/utilities/lib/ContourFinding.c
/home/guidomunoz/yt-x86_64/lib/python2.7/site-packages/Cython-0.22-py2.7-linux-x86_64.egg/Cython/Compiler/Main.py:514: UserWarning: got unknown compilation option, please remove: language
warnings.warn(message)
Error compiling Cython file:
------------------------------------------------------------
...
cdef ContourID *contour_create(np.int64_t contour_id,
ContourID *prev = ?)
cdef void contour_delete(ContourID *node)
cdef ContourID *contour_find(ContourID *node)
cdef void contour_union(ContourID *node1, ContourID *node2)
^
------------------------------------------------------------
/home/guidomunoz/yt-x86_64/src/yt-hg/yt/utilities/lib/ContourFinding.pxd:55:23: Non-extern C function 'contour_union' declared but not defined
Error compiling Cython file:
------------------------------------------------------------
...
np.int64_t join_id
CandidateContour *next
cdef ContourID *contour_create(np.int64_t contour_id,
ContourID *prev = ?)
cdef void contour_delete(ContourID *node)
^
------------------------------------------------------------
/home/guidomunoz/yt-x86_64/src/yt-hg/yt/utilities/lib/ContourFinding.pxd:53:24: Non-extern C function 'contour_delete' declared but not defined
Error compiling Cython file:
------------------------------------------------------------
...
cdef ContourID *contour_find(ContourID *node)
cdef void contour_union(ContourID *node1, ContourID *node2)
cdef int candidate_contains(CandidateContour *first,
np.int64_t contour_id,
np.int64_t join_id = ?)
cdef CandidateContour *candidate_add(CandidateContour *first,
^
------------------------------------------------------------
/home/guidomunoz/yt-x86_64/src/yt-hg/yt/utilities/lib/ContourFinding.pxd:59:22: Non-extern C function 'candidate_add' declared but not defined
Error compiling Cython file:
------------------------------------------------------------
...
cdef ContourID *contour_create(np.int64_t contour_id,
ContourID *prev = ?)
cdef void contour_delete(ContourID *node)
cdef ContourID *contour_find(ContourID *node)
cdef void contour_union(ContourID *node1, ContourID *node2)
cdef int candidate_contains(CandidateContour *first,
^
------------------------------------------------------------
/home/guidomunoz/yt-x86_64/src/yt-hg/yt/utilities/lib/ContourFinding.pxd:56:27: Non-extern C function 'candidate_contains' declared but not defined
Error compiling Cython file:
------------------------------------------------------------
...
CandidateContour *next
cdef ContourID *contour_create(np.int64_t contour_id,
ContourID *prev = ?)
cdef void contour_delete(ContourID *node)
cdef ContourID *contour_find(ContourID *node)
^
------------------------------------------------------------
/home/guidomunoz/yt-x86_64/src/yt-hg/yt/utilities/lib/ContourFinding.pxd:54:15: Non-extern C function 'contour_find' declared but not defined
Error compiling Cython file:
------------------------------------------------------------
...
cdef struct CandidateContour:
np.int64_t contour_id
np.int64_t join_id
CandidateContour *next
cdef ContourID *contour_create(np.int64_t contour_id,
^
------------------------------------------------------------
/home/guidomunoz/yt-x86_64/src/yt-hg/yt/utilities/lib/ContourFinding.pxd:51:15: Non-extern C function 'contour_create' declared but not defined
error: 6 errors while compiling 'yt/utilities/lib/ContourFinding.pyx' with Cython