ENH: Add JSON export option for DataFrame #631 by Komnomnomnom · Pull Request #1226 · pandas-dev/pandas (original) (raw)

I put in print statements

  printf("%s\n", ret);

  printf("length: %d\n", strlen(ret));

and here's the output

{"2F4SMHsw4I":-1.4303216796,"nMi4KBCmg7":-1.32552412,"Molf5Ue3kF":-1.2705465829,"9kkHHlfXPA":-0.8877964843,"6E3ma1UHv7":-0.850191537,"2F5JdoFIqQ":-0.8013936673,"VzJclGGLsr":-0.7985248155,"cI4bkkV9MH":-0.7000873004,"TxS6mJ8UuP":-0.6864885751,"2jGSZe0rmF":-0.6708315768,"oHooxHeHqu":-0.6482430589,"HuqOm1mf57":-0.624890804,"bEWcPipOk9":-0.5669391204,"zpy7FQCGgp":-0.3383151716,"nYIL8VPVT3":-0.2663003599,"x0YmXOvJ49":-0.1767082308,"bJm3Pbjx14":-0.1510545428,"E51nrgW9Yt":0.0101299091,"QycwIANnTx":0.1575097137,"8wVdQ8RIdQ":0.2073634038,"90c5KPKyeS":0.2539122603,"eERFnAAd8k":0.3728367,"tZLEG6seKV":0.4332938883,"ehdTUcPK7A":0.457039038,"biYpVDeFiz":0.5021518808,"JlVXVA62Zz":0.5918523437,"2UTfjHGMEy":0.6413052158,"5VOyIV1TYs":0.6828158342,"WyNfVlEOK3":1.1809723971,"YrW1NS7fCX":1.3862224711}
length: 790

pandas/src/ujson/python/objToJSON.c: MARK(1490)
Segmentation fault

Somehow the result of PyString_FromString is malformed, it seems like maybe ret is not null-terminated? I suspect this is a red herring, though