Python Codes for pulling out timeseries

gistfile1.txt

def get_ranges(ranges,delta):
    """
    Get a range of numberical values
    ranges: ls or numpy array 
    delta: sort out range of a certain interval 
    """
    for col in ranges:
        if not('_' in col):
            continue 
        start, end = col.split('_')
        if start.isdigit():
            start = int(start)
            end = int(end)
            delta = end - start 
            if delta == 500:
                yield col
        
        def sort_ranges(dficols):
    "sort ranges numerically"
    sort = {}
    for col in dficols:
        start, end = col.split('_')
        start = int(start)
        end = int(end)
        sort[start] = col 
    for key in np.sort(sort.keys()):
        yield sort[key]