I tried calling gnp = graphs.RandomGNP(20, .1, algorithm = 'sage')
and it gave me the following error
TypeError Traceback (most recent call last)
<ipython-input-147-7915a3a5dbc9> in <module>()
----> 1 gnp = graphs.RandomGNP(Integer(20), RealNumber('.1'), algorithm = 'sage')
/anaconda3/envs/graphs/lib/python3.6/site-packages/sage/graphs/generators/random.py in RandomGNP(n, p, seed, fast, algorithm)
122 # We use the Sage generator
123 from sage.graphs.graph_generators_pyx import RandomGNP as sageGNP
--> 124 return sageGNP(n, p)
125 else:
126 raise ValueError("'algorithm' must be equal to 'networkx' or to 'Sage'.")
/anaconda3/envs/graphs/lib/python3.6/site-packages/sage/graphs/graph_generators_pyx.pyx in sage.graphs.graph_generators_pyx.RandomGNP (build/cythonized/sage/graphs/graph_generators_pyx.c:1366)()
68 # integers are on 31 bits. We thus set the pivot value to p*2^31
69 cdef float RAND_MAX_f = (1<<31)*1.0
---> 70 cdef int pp = int(round(p*(1<<31)))
71
72 if directed:
TypeError: type sage.rings.real_mpfr.RealNumber doesn't define __round__ method
Not sure what went wrong here.. Appreciate any help! Thank you!