with open('all16.csv', 'rb') as inf:
    has_header = csv.Sniffer().has_header(inf.read(1024))
inf.seek(0)
incsv = csv.reader(inf)
if has_header:
    next(incsv)
column = 1
datatype = float
data = (datatype(row[column]) for row in incsv)
least_value = min(data)
print(least_value)
When processing CSV data, how do I ignore the first line of data?