def varying_between(table, idvarlist):
"""
Return a list of all variables with non constant values between
groups defined by `idvarlist`.
"""
def inst_key(inst, vars):
return tuple(str(inst[var]) for var in vars)
excluded = set(idvarlist)
all_possible = [
var for var in table.domain.variables + table.domain.metas
if var not in excluded
]
candidate_set = set(all_possible)
idmap = group_table_indices(table, idvarlist)
values = {}
varying = set()
for indices in idmap.values():
subset = table[indices]
for var in list(candidate_set):
values = subset[:, var]
values, _ = subset.get_column_view(var)
if isinstance(var, Orange.data.StringVariable):
uniq = set(values)
else:
uniq = unique_non_nan(values)
if len(uniq) > 1:
varying.add(var)
candidate_set.remove(var)
return sorted(varying, key=all_possible.index)
def varying_between(table, idvarlist):
"""
Return a list of all variables with non constant values between
groups defined by `idvarlist`.
"""
def inst_key(inst, vars):
return tuple(str(inst[var]) for var in vars)
excluded = set(idvarlist)
all_possible = [var for var in table.domain.variables + table.domain.metas if var not in excluded]
candidate_set = set(all_possible)
idmap = group_table_indices(table, idvarlist)
values = {}
varying = set()
for indices in idmap.values():
subset = table[indices]
for var in list(candidate_set):
values = subset[:, var]
values, _ = subset.get_column_view(var)
if var.is_string:
uniq = set(values)
else:
uniq = unique_non_nan(values)
if len(uniq) > 1:
varying.add(var)
candidate_set.remove(var)
return sorted(varying, key=all_possible.index)
def test_group_table_indices(self):
table = Table("test9.tab")
dd = defaultdict(list)
dd[("1",)] = [0, 1]
dd[("huh",)] = [2]
dd[("hoy",)] = [3]
dd[("?",)] = [4]
dd[("2",)] = [5]
dd[("oh yeah",)] = [6]
dd[("3",)] = [7]
self.assertEqual(dd, group_table_indices(table, ["g"]))
def test_group_table_indices(self):
table = Table(test_filename("test9.tab"))
dd = defaultdict(list)
dd[("1",)] = [0, 1]
dd[("huh",)] = [2]
dd[("hoy",)] = [3]
dd[("?",)] = [4]
dd[("2",)] = [5]
dd[("oh yeah",)] = [6]
dd[("3",)] = [7]
self.assertEqual(dd, group_table_indices(table, ["g"]))
def test_group_table_indices(self):
table = Table(test_filename("test9.tab"))
dd = defaultdict(list)
dd["1"] = [0, 1]
dd["huh"] = [2]
dd["hoy"] = [3]
dd["?"] = [4]
dd["2"] = [5]
dd["oh yeah"] = [6]
dd["3"] = [7]
self.assertEqual(dd, group_table_indices(table, "g"))
