title: return outside function
body: <p>Hii I am getting the following error in Biopython: 'return' outside function (filename.. line 26)
  Below is the code of myfile
  PLEASE HELP</p>
  
  <pre><code># File Name RandonProteinSequences.py
  # standard library
  import os
  import random
  
  # biopython
  from Bio.Seq import Seq
  from Bio.Alphabet import IUPAC
  from Bio.SeqRecord import SeqRecord
  import Bio.writers.SeqRecord.fasta
  from Bio import SeqIO
  from sys import *
  
  residueList1 = ["C","D","E","F","G","H","I"]
  residueList2 = ["A","K","L","M","N","S"]
  residueList3 = ["P","Q","R","T","V","W","Y"]
  residueList4 = ["C","A","G","U"]
  def getProteinSeqRecord(residue, seqcount):
      strSeq = ""
  for i in range(0,100,1):
      index = random.randint(0, len(residue)-1)
      strSeq += residue[index]
  
  sequence = Seq(strSeq, IUPAC.IUPACProtein)
  seqRec = SeqRecord(sequence, id = 'randSeq' + str(seqcount), description= 'A random sequence using Amino acid residues.')
  return seqRec
  
  def getProteinSequence(residue):
      strSeq = ""
  for i in range(0,100,1):
      index = random.randint(0, len(residue)-1)
  strSeq += residue[index]
  
  sequence = Seq(strSeq, IUPAC.IUPACProtein)
  return sequence
  
  def randomProteinSeqRecord(index):
      if(index%2)==0:
          return getProteinSeqRecord(residueList1, index)
      elif(index%3)==0:
          return getProteinSeqRecord(residueList2, index)
      else:
          return getProteinSeqRecord(residueList3, index)
  
  #information
  print '--- This is python based program to generate random sequences ---'
  print '--- Provide number of random sequences to generate. Default 10 ---'
  print '--- Inorder to save to a file provide file path or filename ---'
  print '--- If none or invalid filepath is provided then results will be displayed to console ---'
  print '--- The file will be created in fasta format ---'
  print
  
  filepathProvided = False
  #raw_input received the user input as string
  try:
      filepath = raw_input('Enter filepath to save sequences ... ')
      filepath = filepath + '.fasta'
      handle = open(filepath, "w")
      handle.close()
  
      filepathProvided = True
  except IOError:
      print 'Invalid or No File provided will print results to console'
  print
  ranSeqCount = 10
  try:
      ranSeqCount = int(raw_input('Enter number of random sequences to generate ... '))
  except ValueError:
      ranSeqCount = 10
  pass
  
  if(filepathProvided):
      handle = open(filepath, "w")
  
  if(filepathProvided):
      fasta_writer = Bio.writers.SeqRecord.fasta.WriteFasta(handle)
  else:
      fasta_writer = Bio.writers.SeqRecord.fasta.WriteFasta(stdout)
  print 'Sequence Count : '
  print ranSeqCount
  
  for i in range(0,ranSeqCount,1):
      fasta_writer.write(randomProteinSeqRecord(i+1))
  if(filepathProvided):
      handle.close()
  print 'File created at : ' + filepath
  
  print
  raw_input('Press any key to exit ...')
  print
  </code></pre>