def parse_group_order(inp, query, qfield, parse_singleton=int):
if LIST_RE.match(inp):
collapse_ors(parse_range2_extend(inp, qfield, parse_singleton), query)
else:
raise ValueError("It needs to be an integer (such as 25), \
a range of integers (such as 2-10 or 2..10), \
a linear function of variable g for genus (such as 84(g-1), 84g-84, 84g, or g-1), \
or a comma-separated list of these (such as 4,9,16 or 4-25, 81-121).")
def parse_substring(info, query, field, qfields, start="%", end="%"):
if info.get(field):
kwds = [elt.strip() for elt in info.get(field).split(",") if elt.strip()]
collapse_ors(
[
"$or",
[{qfield: {"$ilike": start + elt + end}} for elt in kwds for qfield in qfields],
],
query,
)