old_contents: #!/usr/bin/env python
  
  import os
  import glob
  import shutil
  import subprocess
  
  pspdir = ""
  
  count = 0
  while not os.path.exists(pspdir):
      if count != 0:
          print("Invalid vasp dir!")
      pspdir = raw_input("Please enter full path where the POT_GGA_PAW_PBE, "
                         "etc. subdirs are present. If you obtain the PSPs "
                         "directly from VASP, this should typically be the "
                         "directory that you untar the files to : ")
      print
  
  targetdir = raw_input("Please enter the fullpath of the where you want to "
                        "create your pymatgen resources directory: ")
  print
  
  os.makedirs(targetdir)
  print("Generating pymatgen resources directory")
  
  for (parent, subdirs, files) in os.walk(pspdir):
      for subdir in subdirs:
          filenames = glob.glob(os.path.join(parent, subdir, "POTCAR*"))
          if len(filenames) == 1:
              basedir = os.path.join(targetdir, os.path.basename(parent))
              if not os.path.exists(basedir):
                  os.makedirs(basedir)
              fname = filenames[0]
              dest = os.path.join(basedir, os.path.basename(fname))
              shutil.copy(fname, dest)
              ext = fname.split(".")[-1]
              if ext.upper() in ["Z", "GZ"]:
                  subprocess.Popen(["gunzip", dest]).communicate()
              elif ext.upper() in ["BZ2"]:
                  subprocess.Popen(["bunzip2", dest]).communicate()
              dest = os.path.join(basedir, "POTCAR.{}".format(subdir))
              shutil.move(os.path.join(basedir, "POTCAR"), dest)
              subprocess.Popen(["gzip", dest]).communicate()
  
  print
  print("PSP resources directory generated. You should now add the following to "
        "your environment.")
  print("export VASP_PSP_DIR={}".format(os.path.abspath(targetdir)))
  
  
new_contents: #!/usr/bin/env python
  
  import os
  import glob
  import shutil
  import subprocess
  
  pspdir = ""
  
  count = 0
  while not os.path.exists(pspdir):
      if count != 0:
          print("Invalid vasp dir!")
      pspdir = raw_input("Please enter full path where the POT_GGA_PAW_PBE, "
                         "etc. subdirs are present. If you obtained the PSPs "
                         "directly from VASP, this should typically be the "
                         "directory that you untar the files to : ")
      print
  
  targetdir = raw_input("Please enter the fullpath of the where you want to "
                        "create your pymatgen resources directory: ")
  print
  
  os.makedirs(targetdir)
  print("Generating pymatgen resources directory")
  
  for (parent, subdirs, files) in os.walk(pspdir):
      for subdir in subdirs:
          filenames = glob.glob(os.path.join(parent, subdir, "POTCAR*"))
          if len(filenames) > 0:
              basedir = os.path.join(targetdir, os.path.basename(parent))
              if not os.path.exists(basedir):
                  os.makedirs(basedir)
              fname = filenames[0]
              dest = os.path.join(basedir, os.path.basename(fname))
              shutil.copy(fname, dest)
              ext = fname.split(".")[-1]
              if ext.upper() in ["Z", "GZ"]:
                  subprocess.Popen(["gunzip", dest]).communicate()
              elif ext.upper() in ["BZ2"]:
                  subprocess.Popen(["bunzip2", dest]).communicate()
              if subdir == "Osmium":
                  subdir = "Os"
              dest = os.path.join(basedir, "POTCAR.{}".format(subdir))
              shutil.move(os.path.join(basedir, "POTCAR"), dest)
              subprocess.Popen(["gzip", dest]).communicate()
  
  print
  print("PSP resources directory generated. You should now add the following to "
        "your environment.")
  print("export VASP_PSP_DIR={}".format(os.path.abspath(targetdir)))
  
  
subject: Fix potcar generatino script for Osmium.