def _bufcountlines(filename, gzipped):
    """
    fast line counter. Used to quickly sum number of input reads when running
    link_fastqs to append files. """
    if gzipped:
        fin = gzip.open(filename)
    else:
        fin = open(filename)
    nlines = 0
    buf_size = 1024 * 1024
    read_f = fin.read # loop optimization
    buf = read_f(buf_size)
    while buf:
        nlines += buf.count('\n')
        buf = read_f(buf_size)
    fin.close()
    return nlines
def _bufcountlines(filename, gzipped):
    """
    fast line counter. Used to quickly sum number of input reads when running
    link_fastqs to append files. """
    if gzipped:
        fin = gzip.open(filename)
    else:
        fin = open(filename)
    nlines = 0
    buf_size = 1024 * 1024
    read_f = fin.read # loop optimization
    buf = read_f(buf_size)
    while buf:
        nlines += buf.count('\n')
        buf = read_f(buf_size)
    fin.close()
    return nlines
def _bufcountlines ( filename , gzipped ) : if gzipped : fin = gzip . open ( filename ) else : fin = open ( filename ) nlines = 0 buf_size = 1024 * 1024 read_f = fin . read # loop optimization buf = read_f ( buf_size ) while buf : nlines += buf . count ( '\n' ) buf = read_f ( buf_size ) fin . close ( ) return nlines
fast line counter. Used to quickly sum number of input reads when running
    link_fastqs to append files.
fast line counter . Used to quickly sum number of input reads when running link_fastqs to append files .