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import sys
import shelve
def outputLine( account, aList ):
print account.ljust( 10 ),
print aList[ 0 ].ljust( 10 ),
print aList[ 1 ].ljust( 10 ),
print aList[ 2 ].rjust( 10 )
try:
creditFile = shelve.open( "credit.dat" )
except IOError:
print >> sys.stderr, "File could not be opened"
sys.exit( 1 )
for accountNumber in creditFile.keys():
outputLine( accountNumber, creditFile[ accountNumber ] )
creditFile.close()
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