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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _readFile(self, fname, sldir):
        '''
        Private method that reads in the data file and organizes it
        within this object.

        '''
        if sldir.endswith('/'):
            fname = str(sldir)+str(fname)
        else:
            fname = str(sldir)+'/'+str(fname)
        f=open(fname,'r')

        # read header line
        line=f.readline()
        cols  = []
        ispec = 0
        for i in range(1,len(line.split('|'))):
            col = line.split('|')[i].strip()
            if '-' in col:
                ispec += 1
                col   = col.split('-')[1]
            cols.append(col)
            col_num={}
        col_tot = len(cols)

        print('number of species: ', str(ispec))
        print('number of cols: ', str(col_tot))


        col_num={}
        for a,b in zip(cols,list(range(col_tot))):
            col_num[a]=b

        # read remainder of the file
        lines=f.readlines()
        data=[]
        for i in range(len(lines)):
            v=lines[i].split()
            vv=array(v,dtype='float')
            data.append(vv)
        ilines=i
        print("There are "+str(ilines)+" time steps found.")
        return data,col_num,cols,col_tot,ilines