Quick tentative, not smooth:
from sage.misc.package import *
def digraph_spkg():
"""
digraph
"""
opts = {}
local = opts.pop('local', False)
ignore_URLError = opts.pop('ignore_URLError', False)
exclude_pip = opts.pop('exclude_pip', False)
if opts:
raise ValueError("{} are not valid options".format(sorted(opts)))
installed = installed_packages(exclude_pip)
pkgs = {}
for p in os.listdir(SAGE_PKGS):
try:
f = open(os.path.join(SAGE_PKGS, p, "dependencies"))
except IOError:
# Probably an empty directory => ignore
continue
with f:
deps = f.read().splitlines()[0].strip()
if 'no dependencies' in deps:
continue
if 'not a real package' in deps:
continue
pkgs[p] = [u for u in deps.split() if u != "|" ]
return DiGraph(pkgs)
Le mardi 29 janvier 2019 19:45:07 UTC+1, Dima Pasechnik a écrit :
>
> Has anyone written code to compute it?
> (and create a Sage graph out of it, maybe)
>
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