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tentative of parallel, not yet ok #29

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33 changes: 33 additions & 0 deletions yukawa_phi4_gen.py
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,39 @@ def gen_graphs_yukawa_phi4(loops, ext_fermion, ext_boson,
yield from frozenset(gen_yukawa_graphs)


def gen_graphs_yukawa_phi4_parallel(loops, ext_fermion, ext_boson,
cntd, edge2cntd, vtx2cntd,
notadpoles):
"""
EXAMPLES::

sage: from yukawa_phi4_gen import *
sage: L = gen_graphs_yukawa_phi4_parallel(3,0,0,True,False,False,True)
sage: list(L)
[G[[1,0,A],[1,0,A],[1,0,A],[1,0,A]]/48]

sage: L = gen_graphs_yukawa_phi4_parallel(0,0,4,True,False,False,True)
sage: list(L)
[G[[1,0,A],[2,0,A],[3,0,A],[4,0,A]]/24]
"""
from sage.parallel.multiprocessing_sage import parallel_iter

N_proc = 2

def possibilities(bare_graph, ext_fermion, ext_boson):
return frozenset(g.unlabeled_graph
for g in gen_yukawa_phi4_from_phi34(bare_graph,
ext_fermion,
ext_boson))

phi34_graphs = phi_34_gen.gen_graphs(loops, ext_fermion + ext_boson,
cntd, edge2cntd, vtx2cntd, notadpoles)

return parallel_iter(N_proc, possibilities,
(((g, ext_fermion, ext_boson), {})
for g in phi34_graphs))


def gen_yukawa_phi4_from_phi34(graph, ext_fermion, ext_boson):
"""
Helper function: Generate full fledged Yukawa-Phi4 graphs
Expand Down