那是你要的吗？
In [14]: h
Out[14]:
alpha1 alpha2 gamma1 gamma2 chi2min gender age
filename
F35_HC_532d.dat 0.0000 0.000 NaN 0.00 1.000000e+25 F 35
M48_HC_551d.dat 0.7353 3.943 0.425922 0.15 2.072617e+01 M 48
M24_HC_458d.dat 0.7777 4.754 0.463753 0.15 1.390893e+01 M 24
M48_HC_552d.dat 0.7633 3.672 0.394370 0.15 1.965052e+01 M 48
M40_HC_506d.dat 0.7793 3.271 0.513597 0.20 1.089716e+01 M 40
In [15]: h.sort_values('age')
Out[15]:
alpha1 alpha2 gamma1 gamma2 chi2min gender age
filename
M24_HC_458d.dat 0.7777 4.754 0.463753 0.15 1.390893e+01 M 24
F35_HC_532d.dat 0.0000 0.000 NaN 0.00 1.000000e+25 F 35
M40_HC_506d.dat 0.7793 3.271 0.513597 0.20 1.089716e+01 M 40
M48_HC_551d.dat 0.7353 3.943 0.425922 0.15 2.072617e+01 M 48
M48_HC_552d.dat 0.7633 3.672 0.394370 0.15 1.965052e+01 M 48
602392714
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