def infer_collection_dict_helper(d, cands):
for k, vd in d.iteritems():
tv = type(vd)
if is_ordered(tv):
if is_list(tv) and is_dict(type(vd[0])):
cands.append(vd)
else:
infer_collection_ordered_helper(vd, cands)
elif is_dict(tv):
infer_collection_dict_helper(vd, cands)
def infer_collection_ordered_helper(l, cands):
for vo in l:
tv = type(vo)
if is_ordered(tv):
if is_list(vo) and is_dict(type(v[0])):
cands.append(vo)
else:
infer_collection_ordered_helper(vo, cands)
elif is_dict(tv):
infer_collection_dict_helper(vo, cands)
def infer_collection(d):
if is_list(type(d)):
return d
cands = []
for k, v in d.iteritems():
tv = type(v)
if is_ordered(tv):
if is_list(tv) and len(v) > 0 and is_dict(type(v[0])):
cands.append(v)
elif is_dict(tv):
infer_collection_dict_helper(v, cands)
if len(cands) > 0:
return sorted(map(lambda c: (c, relsize(c)), cands), key=itemgetter(1), reverse=True)[0][0]
else:
return []
def group(by, key, reducer, aa, table, norm=identity, unique=True):
if not is_ordered(type(by)):
by = [by]
r = {}
for row in table.rows:
thk = []
for b in by:
if b in row:
thk.append(norm(row[b]))
else:
thk.append(None)
thk = tuple(thk)
if thk in r:
r[thk].append(row)
else:
r[thk] = [row]
answer = []
for thk, rows in r.iteritems():
try:
nr = []
for r in rows:
if key in r:
nr.append(r[key])
asv = reduce(reducer, nr)
except:
asv = None
if unique:
r = rows[0]
r[aa] = asv
answer.append(r)
else:
for r in rows:
r[aa] = asv
answer.append(r)
return postcreate(data=answer)
rv = True
if order == "asc":
rv = False
if count is None:
return postcreate(data=[c for c, s in sorted(nc, key=itemgetter(1), reverse=rv)])
else:
return postcreate(data=[c for c, s in sorted(nc, key=itemgetter(1), reverse=rv)[:count]])
def identity(x):
return x
def group(by, key, reducer, as, table, norm=identity, unique=True):
if not is_ordered(type(by)):
by = [by]
r = {}
for row in table.rows:
thk = []
for b in by:
if b in row:
thk.append(norm(row[b]))
else:
thk.append(None)
thk = tuple(thk)
if thk in r:
r[thk].append(row)
else:
r[thk] = [row]
