pytaf | Terminal Aerodrome Forecast ) and METAR parser | Runtime Evironment library

import pytaf

def METARextraction():

    with open('metars_CYMX.txt') as f:
        content = f.readlines()
        # you may also want to remove whitespace characters like `\n` at the end of each line
        content = [x.strip() for x in content] 
        #print(content)

    time_array = ["","",""] * len(content)

    for values in content: 
        print("A")
        """ 
        Function built to extract time from pytaf using any METARs  
        Extracts - 'origin_minutes',' origin_hours', 'orgin_date'
        """
        timebag0 =[]
        timebag1 =[]
        timebag2 =[]
        taf = pytaf.TAF(values)
        taf_header = taf._taf_header
        timebag1=taf_header['origin_minutes']
        timebag2=taf_header['origin_hours'])
        timebag3=taf_header['origin_date']
        for k in range(0,len(content)):
            time_array[k,timebag1]
            time_array[k,timebag2]
            time_array[k,timebag3]

    return(time_array)

print(METARextraction())


metars_CYMX.txt file 

CYMX 090000Z 02004KT 340V060 15SM OVC014 07/06 A3027 RMK SC8 SLP255
CYMX 090100Z 06005KT 010V080 15SM OVC010 07/06 A3026 RMK SC8 SLP250
CYMX 090200Z VRB02KT 15SM OVC008 07/06 A3024 RMK ST8 PRESFR SLP244
CYMX 090300Z VRB02KT 15SM OVC006 07/07 A3023 RMK ST8 SLP240
CYMX 090344Z 04003KT 010V090 10SM TS OVC005 07/06 A3022 RMK ST8 OCNL LTGIC E 
CVCTV CLD EMBDD SLP238
CYMX 090347Z 04003KT 010V090 10SM -TSRA BKN005 OVC012CB 07/07 A3022 RMK SF6CB2 OCNL LTGIC E VIS SW-NW 5 SLP237