def rename_snapshot_files():
filenames = glob('*_snap.*')
print(len(filenames))
maxlen = 0
for oldfilename in filenames:
newlen = len(oldfilename.split('_')[0])
if newlen > maxlen:
maxlen = newlen
newfilenames = []
for oldfilename in filenames:
ext = os.path.splitext(oldfilename)[1][1:]
splitname = oldfilename.split('_')
filenumlen = len(splitname[0])
if filenumlen < maxlen:
splitname[0] = pad_left_zeros(splitname[0], maxlen)
newfilename = 'drop_{}.{}'.format(splitname[0], ext)
os.rename(oldfilename, newfilename)
print(oldfilename + ' -> ' + newfilename)
newfilenames.append(newfilename)
return newfilenames
def rename_new_droplet_files():
"""Rename all the original droplet files from 'clusterXXX.xyz' to
'drop_XXX.xyz', where the number is left-padded with zeros.
"""
filenames = glob('cluster*.xyz')
print(filenames)
# Store the maximum length of the internal number.
maxlen = 0
# Unfortunately, two full traversals need to be performed.
# 1. Find the maximum length of the internal number and store it.
for oldfilename in filenames:
numstr = oldfilename[7:-4]
newlen = len(numstr)
if newlen > maxlen:
maxlen = newlen
newfilenames = []
# 2. Go through each file again and rename.
for oldfilename in filenames:
numstr = oldfilename[7:-4]
filenumlen = len(numstr)
if filenumlen < maxlen:
numstr = pad_left_zeros(numstr, maxlen)
newfilename = 'drop_{}.xyz'.format(numstr)
os.rename(oldfilename, newfilename)
print(oldfilename + ' -> ' + newfilename)
newfilenames.append(newfilename)
return newfilenames
