dvanic

from collections import defaultdict
import gzip
import pandas as pd
import re


GTF_HEADER  = ['seqname', 'source', 'feature', 'start', 'end', 'score',
               'strand', 'frame']
R_SEMICOLON = re.compile(r'\s*;\s*')
R_COMMA     = re.compile(r'\s*,\s*')

dvanic

matcher <- function(pattern, x) {

  ind = gregexpr(pattern, x)[[1]]
  start = as.numeric(ind)
  end = start + attr(ind, "match.length")- 2
  apply(cbind(start,end), 1, function(y) substr(x, start=y[1], stop=y[2]));
}
doone <- function(c, cigar) {
  pat <- paste("\\d+", c , sep="")
  sum(as.numeric(matcher(pat, cigar)), na.rm=T)

dvanic

# Variable name to character

deparse(substitute(variable))

"variable"

# Character to variable

eval(as.name("variable"))