importcsvbad_size=2*1024*1024*1024+1val='x'*bad_sizeprint("Total size of data {}".format(len(val)))forsizein [2147483647,2147483648,2147483649]:data=val[0:size]print("Trying to write data of size {}".format(len(data)))withopen('dump.csv','w',newline='')ascsvfile:spamwriter=csv.writer(csvfile,delimiter=',',quotechar='|',quoting=csv.QUOTE_MINIMAL)spamwriter.writerow([data])

 python dump2.py Total size of data 2147483649Trying to write data of size 2147483647Trying to write data of size 2147483648Segmentation fault (core dumped)

#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=140737352495104) at ./nptl/pthread_kill.c:44#1  __pthread_kill_internal (signo=6, threadid=140737352495104) at ./nptl/pthread_kill.c:78#2  __GI___pthread_kill (threadid=140737352495104, signo=signo@entry=6) at ./nptl/pthread_kill.c:89#3  0x00007ffff7c42476 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26#4  0x00007ffff7c287f3 in __GI_abort () at ./stdlib/abort.c:79#5  0x00007ffff7c2871b in __assert_fail_base (fmt=0x7ffff7ddd130 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n",     assertion=0x814bed "index >= 0", file=0x7ee008 "../Include/cpython/unicodeobject.h", line=318,     function=<optimized out>) at ./assert/assert.c:92#6  0x00007ffff7c39e96 in __GI___assert_fail (assertion=assertion@entry=0x814bed "index >= 0",     file=file@entry=0x7ee008 "../Include/cpython/unicodeobject.h", line=line@entry=318,     function=function@entry=0x97ae28 <__PRETTY_FUNCTION__.4.lto_priv.56> "PyUnicode_READ") at ./assert/assert.c:101#7  0x00000000006d46c3 in PyUnicode_READ (index=-2147483648, data=0x7ffe772fd058, kind=1)    at ../Include/cpython/unicodeobject.h:318#8  join_append_data (self=self@entry=0x7ffff74a0050, field_kind=field_kind@entry=1,     field_data=field_data@entry=0x7ffe772fd058, field_len=field_len@entry=2147483648, quoted=quoted@entry=0x7fffffffd0ec,     copy_phase=copy_phase@entry=0) at ../Modules/_csv.c:1108#9  0x00000000006d49ea in join_append (self=self@entry=0x7ffff74a0050,     field=field@entry='xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx', quoted=<optimized out>, quoted@entry=0) at ../Modules/_csv.c:1213#10 0x00000000006d4c9a in csv_writerow (self=self@entry=0x7ffff74a0050,     seq=seq@entry=['xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx']) at ../Modules/_csv.c:1303#11 0x000000000062b002 in _PyEval_EvalFrameDefault (tstate=0xcd8d80 <_PyRuntime+475008>, frame=0x7ffff7fb0020, throwflag=0)    at Python/bytecodes.c:3094