=====统计bam中各个测序深度下位点个数及占比=====

  /TJPROJ6/RNA_SH/personal_dir/zhangxin/jiaoben/jiajihua/get_depth.py
  usage: get_depth.py [-h] [-B BAM] [-D DEPTH_FILE] [-S SAMPLE] [-N NOTICE]
                      [-F FAI] [-O OUT] [-T TMP]
  
  get sample depth info
  
  optional arguments:
    -h, --help            show this help message and exit
    -B BAM, --bam BAM     the bam file
    -D DEPTH_FILE, --depth_file DEPTH_FILE
                          the depth file
    -S SAMPLE, --sample SAMPLE
                          the sample name
    -N NOTICE, --notice NOTICE
                          the depth list,split by ","
    -F FAI, --fai FAI     the fai file
    -O OUT, --out OUT     the out dir
    -T TMP, --tmp TMP     the tmp dir