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MP_numbers=['001','002','004','0072']
list_of_files=[
        'xxx_mp-000.csv',
        'yyy_mp-000.csv',
        'aaa_mp-003.csv',
        'bbb_mp-004.csv',
        'ccc_mp-001.csv',
        'ddd_mp-0076.csv',
        'd_mp-004.csv',
        'e_mp-003.csv',
        'f_mp-004.csv',
        'g_mp-002.csv',
        'h_mp-007.csv',
        'i_mp-0076.csv',
        'j_mp-004.csv',
        'k_mp-001.csv',
        'l_mp-000.csv',
        'm_mp-004.csv',
        'n_mp-009.csv',
        'o_mp-008.csv',
        'p_mp-009.csv',
        'q_mp-001.csv',
        'r_mp-004.csv',
        'zzz_mp-001.csv',
        ]

idx=list()
for i in list_of_files:
    # Tady se vyrezava cislo souboru a misto "-" muzes zacit laborovat
    # s jinou funkci a parametrem napr. "MP-" apod.
    key = i.split('-')[1].split('.')[0]
    idx.append((key,i))

MP_output=dict()
for i in MP_numbers:
    MP_output[i] = list()

for key,val in idx:
    if key in MP_numbers:
        MP_output[key].append(val)

print(MP_output)