def hashdatas():
for i in range(3):
for ii in ((i,), (i, 0), (1, i)):
jj = tuple(FixedIndex(j) for j in ii)
expr = MultiIndex(jj)
reprs.add(repr(expr))
hashes.add(hash(expr))
yield compute_multiindex_hashdata(expr, {})
def hashdatas():
ijs = []
iind = indices(3)
jind = indices(3)
for i in iind:
ijs.append((i,))
for j in jind:
ijs.append((i, j))
ijs.append((j, i))
for ij in ijs:
expr = MultiIndex(ij)
reprs.add(repr(expr))
hashes.add(hash(expr))
yield compute_multiindex_hashdata(expr, {})
def hashdatas():
for rep in range(nrep):
# Resetting index_numbering for each repetition,
# resulting in hashdata staying the same for
# each repetition but repr and hashes changing
# because new indices are created each repetition.
index_numbering = {}
i, j, k, l = indices(4)
for expr in (MultiIndex((i,)),
MultiIndex((i,)), # r
MultiIndex((i, j)),
MultiIndex((j, i)),
MultiIndex((i, j)), # r
MultiIndex((i, j, k)),
MultiIndex((k, j, i)),
MultiIndex((j, i))): # r
reprs.add(repr(expr))
hashes.add(hash(expr))
yield compute_multiindex_hashdata(expr, index_numbering)