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#!python
# Read a "checkpoint" index, to check backwards compatibility
from __future__ import print_function, with_statement
import sys
from datetime import datetime
from whoosh import index, query
from whoosh.compat import u
if len(sys.argv) < 2:
print("USAGE: read_checkpoint.py <dir>")
sys.exit(1)
indexdir = sys.argv[1]
print("Reading checkpoint index in", indexdir)
words = u("alfa bravo charlie delta echo foxtrot golf hotel india"
"juliet kilo lima mike november oskar papa quebec romeo"
"sierra tango").split()
deleted = ("0/42", "1/6", "2/80")
ix = index.open_dir(indexdir)
with ix.searcher() as s:
dtfield = ix.schema["dt"]
for sf in s.all_stored_fields():
if sf["path"] in deleted:
continue
num = sf["num"]
r = s.search(query.Term("num", num), limit=None)
assert len(r) == 1
assert r[0]["num"] == num
frac = sf["frac"]
r = s.search(query.Term("frac", frac), limit=None)
assert len(r) == 1
assert r[0]["frac"] == frac
dt = sf["dt"]
q = query.Term("dt", dt)
r = s.search(q, limit=None)
if len(r) > 1:
for hit in r:
print(hit.fields())
assert len(r) == 1, len(r)
assert r[0]["dt"] == dt
print("Done")
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