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  1. from __future__ import division
  2. import sys, argparse, os
  3. import fileinput
  4. import re
  5. import statistics
  6. # input arguments
  7. parser = argparse.ArgumentParser(description="this script is to intergeate vcf information, variants quality and location")
  8. parser.add_argument('-vcf', '--multi_sample_vcf', type=str, help='The VCF file you want to count the voting number', required=True)
  9. parser.add_argument('-prefix', '--prefix', type=str, help='Prefix of output file name', required=True)
  10. args = parser.parse_args()
  11. multi_sample_vcf = args.multi_sample_vcf
  12. prefix = args.prefix
  13. def get_location(info):
  14. repeat = ''
  15. if 'ANN' in info:
  16. strings = info.strip().split(';')
  17. for element in strings:
  18. m = re.match('ANN',element)
  19. if m is not None:
  20. repeat = element.split('=')[1]
  21. else:
  22. repeat = '.'
  23. return repeat
  24. def extract_info_normal(FORMAT,strings):
  25. GQ = []
  26. MQ = []
  27. DP = []
  28. ALT = []
  29. format_strings = FORMAT.split(':')
  30. for element in strings:
  31. if element == '.':
  32. pass
  33. else:
  34. element_strings = element.split(':')
  35. formatDict = dict(zip(format_strings, element_strings))
  36. alt = int(formatDict['ALT'])
  37. dp = int(formatDict['DP'])
  38. gq = int(formatDict['GQ'])
  39. mq = float(formatDict['MQ'])
  40. GQ.append(gq)
  41. MQ.append(mq)
  42. DP.append(dp)
  43. ALT.append(alt)
  44. DP_a = sum(DP)
  45. ALT_a = sum(ALT)
  46. if DP_a == 0:
  47. AF_m = 'NA'
  48. else:
  49. AF_m = float(ALT_a/DP_a)
  50. GQ_m = statistics.mean(GQ)
  51. MQ_m = statistics.mean(MQ)
  52. return AF_m,GQ_m,MQ_m,DP_a,ALT_a
  53. file_name = prefix + '_variant_quality_location.txt'
  54. outfile = open(file_name,'w')
  55. outputcolumn = '#CHROM\tPOS\tID\tREF\tALT\tQUAL\tFILTER\tINFO\tFORMAT\tQuartet_DNA_BGI_SEQ2000_BGI_1_20180518_LCL5\tQuartet_DNA_BGI_SEQ2000_BGI_2_20180530_LCL5\tQuartet_DNA_BGI_SEQ2000_BGI_3_20180530_LCL5\tQuartet_DNA_BGI_T7_WGE_1_20191105_LCL5\tQuartet_DNA_BGI_T7_WGE_2_20191105_LCL5\tQuartet_DNA_BGI_T7_WGE_3_20191105_LCL5\tQuartet_DNA_ILM_Nova_ARD_1_20181108_LCL5\tQuartet_DNA_ILM_Nova_ARD_2_20181108_LCL5\tQuartet_DNA_ILM_Nova_ARD_3_20181108_LCL5\tQuartet_DNA_ILM_Nova_ARD_4_20190111_LCL5\tQuartet_DNA_ILM_Nova_ARD_5_20190111_LCL5\tQuartet_DNA_ILM_Nova_ARD_6_20190111_LCL5\tQuartet_DNA_ILM_Nova_BRG_1_20180930_LCL5\tQuartet_DNA_ILM_Nova_BRG_2_20180930_LCL5\tQuartet_DNA_ILM_Nova_BRG_3_20180930_LCL5\tQuartet_DNA_ILM_Nova_WUX_1_20190917_LCL5\tQuartet_DNA_ILM_Nova_WUX_2_20190917_LCL5\tQuartet_DNA_ILM_Nova_WUX_3_20190917_LCL5\tQuartet_DNA_ILM_XTen_ARD_1_20170403_LCL5\tQuartet_DNA_ILM_XTen_ARD_2_20170403_LCL5\tQuartet_DNA_ILM_XTen_ARD_3_20170403_LCL5\tQuartet_DNA_ILM_XTen_NVG_1_20170329_LCL5\tQuartet_DNA_ILM_XTen_NVG_2_20170329_LCL5\tQuartet_DNA_ILM_XTen_NVG_3_20170329_LCL5\tQuartet_DNA_ILM_XTen_WUX_1_20170216_LCL5\tQuartet_DNA_ILM_XTen_WUX_2_20170216_LCL5\tQuartet_DNA_ILM_XTen_WUX_3_20170216_LCL5' +'\t'+ 'location' + '\t' + 'AF' + '\t' + 'GQ' + '\t' + 'MQ' + '\t' + 'DP' + '\t' + 'ALT' +'\n'
  56. outfile.write(outputcolumn)
  57. for line in fileinput.input(multi_sample_vcf):
  58. m = re.match('^\#',line)
  59. if m is not None:
  60. pass
  61. else:
  62. line = line.strip()
  63. strings = line.split('\t')
  64. repeat = get_location(strings[7])
  65. AF,GQ,MQ,DP,ALT = extract_info_normal(strings[8],strings[9:])
  66. outLine = '\t'.join(strings) + '\t' + repeat +'\t' + str(AF) + '\t' + str(GQ) + '\t' + str(MQ) + '\t' + str(DP) + '\t' + str(ALT) + '\n'
  67. outfile.write(outLine)