import load
import csv, struct, sys
def parse_data(struct_fmt, lines):
try:
return [ struct.unpack(struct_fmt, i) for i in lines ]
except struct.error:
sys.stderr.write('Record layout vs. record size mismatch\n')
size = sum([ int(i) for i in struct_fmt.split('s')[:-1] ])
return [ struct.unpack(struct_fmt, i.ljust(size)[:size])
for i in lines ]
def main(args):
copybook = load.csv_(args.copybook.readlines(), strip_=True)[1:]
field_lengths = [ int(i[2]) for i in copybook ]
struct_fmt = 's'.join([ str(i) for i in field_lengths ]) + 's'
if args.struct:
print struct_fmt
else:
for record in parse_data(struct_fmt, load.lines(args.datafile)):
print record
if __name__ == '__main__':
from cmd_line_args import Args
args = Args(USAGE, __version__)
args.allow_stdin()
args.add_files('datafile', 'copybook')
args.parser.add_argument('-s', '--struct', action='store_true',
help='show structure format')
main(args.parse())
def parse_data(struct_fmt, lines):
try:
return [struct.unpack(struct_fmt, i) for i in lines]
except struct.error:
sys.stderr.write('Record layout vs. record size mismatch\n')
size = sum([int(i) for i in struct_fmt.split('s')[:-1]])
return [struct.unpack(struct_fmt, i.ljust(size)[:size]) for i in lines]
def main(args):
copybook = load.csv_(args.copybook.readlines(), strip_=True)[1:]
field_lengths = [int(i[2]) for i in copybook]
struct_fmt = 's'.join([str(i) for i in field_lengths]) + 's'
if args.struct:
print struct_fmt
else:
for record in parse_data(struct_fmt, load.lines(args.datafile)):
print record
if __name__ == '__main__':
from cmd_line_args import Args
args = Args(USAGE, __version__)
args.allow_stdin()
args.add_files('datafile', 'copybook')
args.parser.add_argument('-s',
'--struct',
action='store_true',
help='show structure format')
main(args.parse())
line = ', '.join([str(i) for i in field[self.NAME:]])
elif field[self.OCCURS] != '1':
line = '{0[2]} OCCURS {0[0]!r} TIMES:'.format(field)
levels.append(level)
if line:
sys.stdout.write(tabs + line + '\n')
def parse(self, lines):
lines = [i.strip() for i in lines]
lines = [i for i in lines if i]
lines = [i for i in lines if i[0] != '*']
field = Field()
self.fields = [field.parse(i, j) for i, j in enumerate(lines)]
self.set2legal_db_names()
self.occurs_n_times()
def camel_case(self, name):
return ''.join([i.title() for i in name.split('_')])
def main(args):
Copybook().parse(args.copybook.readlines())
if __name__ == '__main__':
from cmd_line_args import Args
args = Args(USAGE, __version__)
args.allow_stdin()
args.add_files('copybook')
main(args.parse())
def remove_filler(self, record_num, record):
pass
def main(args):
fields = load.csv_(args.copybook, strip_="right", prune=True)
datetime_output_fmt = FormatDateTimeOutput(
date_fmt = '%Y-%m-%d', time_fmt = '%H:%M:%S.%f')
data = Data(fields, args, datetime_output_fmt)
record = True
record_num = 1
while record:
line = args.datafile.readline()
if args.debug and line:
sys.stdout.write('%s\n' % DBL_HORIZ_LINE)
sys.stdout.write('RECORD NUMBER: %d\n' % record_num)
sys.stdout.write('%s%s%s' % (HORIZ_LINE, line, HORIZ_LINE))
record = data.parse_record(record_num, line, args.debug)
if record:
print record
record_num += 1
if __name__ == '__main__':
from cmd_line_args import Args
args = Args(USAGE, __version__)
args.allow_stdin()
args.add_files('copybook', 'datafile')
args.add_options('debug')
main(args.parse())
line = '{0[2]} OCCURS {0[0]!r} TIMES:'.format(field)
levels.append(level)
if line:
sys.stdout.write(tabs + line + '\n')
def parse(self, lines):
lines = [ i.strip() for i in lines ]
lines = [ i for i in lines if i ]
lines = [ i for i in lines if i[0] != '*' ]
field = Field()
self.fields = [ field.parse(i, j) for i, j in enumerate(lines) ]
self.set2legal_db_names()
self.occurs_n_times()
def camel_case(self, name):
return ''.join([ i.title() for i in name.split('_') ])
def main(args):
Copybook().parse(args.copybook.readlines())
if __name__ == '__main__':
from cmd_line_args import Args
args = Args(USAGE, __version__)
args.allow_stdin()
args.add_files('copybook')
main(args.parse())
