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Ta的回复 :Looking in indexes: https://mirror.baidu.com/pypi/simple ERROR: Could not find a version that satisfies the requirement paddlehub==1.7.0 (from versions: 0.4.5b0, 0.4.6b0, 0.4.7b0, 0.4.8b0, 0.5.0, 0.5.1, 1.0.0, 1.0.1, 1.0.2, 1.1.0, 1.1.1, 1.1.2, 1.1.3, 1.2.0, 1.2.1, 1.3.0, 1.4.0, 1.4.1, 1.5.0, 1.5.1, 1.5.2, 1.5.3, 1.5.4, 1.6.0, 1.6.1, 1.6.2) ERROR: No matching distribution found for paddlehub==1.7.0