"""

NAME

change_case_magic.py

DESCRIPTION

picks out key and converts to upper or lower case

SYNTAX

change_case_magic.py [command line options]

OPTIONS

-h prints help message and quits

-f FILE: specify input magic format file

-F FILE: specify output magic format file , default is to overwrite input file

-keys KEY1:KEY2 specify colon delimited list of keys to convert

-[U,l] : specify [U]PPER or [l]ower case, default is lower

"""

dir_path="./"

change='l'

if '-WD' in sys.argv:

ind=sys.argv.index('-WD')

dir_path=sys.argv[ind+1]

if '-h' in sys.argv:

print main.__doc__

sys.exit()

if '-f' in sys.argv:

ind=sys.argv.index('-f')

magic_file=dir_path+'/'+sys.argv[ind+1]

else:

print main.__doc__

sys.exit()

if '-F' in sys.argv:

ind=sys.argv.index('-F')

out_file=dir_path+'/'+sys.argv[ind+1]

else: out_file=magic_file

if '-keys' in sys.argv:

ind=sys.argv.index('-keys')

grab_keys=sys.argv[ind+1].split(":")

else:

print main.__doc__

sys.exit()

if '-U' in sys.argv: change='U'

#

#

# get data read in

Data,file_type=pmag.magic_read(magic_file)

if len(Data)>0:

for grab_key in grab_keys:

for rec in Data:

if change=='l':

rec[grab_key]=rec[grab_key].lower()

else:

rec[grab_key]=rec[grab_key].upper()

else:

print 'bad file name'