获取kegg映射数据库，由于集群网络原因，建议科学上网，或者在上海集群运行

#一行命令获取kegg映射数据库
#上海集群（time 5min）
/SHPROJ1/META_ASS/script_Advanced_analysis/humann3/software/conda/envs/python3/bin/python /SHPROJ1/META_ASS/test_Advanced_analysis/kegg-database/kegg.py
#天津集群（被禁止）
/TJPROJ1/META_ASS/script_Advanced_analysis/HUMANn3/software/conda/envs/python3/bin/python /TJPROJ1/META_ASS/script_Advanced_analysis/kegg-pathway_level123/kegg.py

KEGG_level_1-3.tsv

pathway level3  level2  level1
ko00010 Glycolysis / Gluconeogenesis    Carbohydrate metabolism Metabolism
ko00020 Citrate cycle (TCA cycle)       Carbohydrate metabolism Metabolism
ko00030 Pentose phosphate pathway       Carbohydrate metabolism Metabolism
ko00040 Pentose and glucuronate interconversions        Carbohydrate metabolism Metabolism

KEGG_level_k-1.tsv

ko00073 K13356  K13407  K15398  K15400  K15401  K15402  K15403  K15404  K15405  K15406  K17991  K20495  K20769  K21995
ko00100 K00213  K00222  K00223  K00227  K00511  K00559  K00637  K00801  K01052  K01824  K01852  K01853  K05917  K07419  K07436  K07438  K07748  K07750  K08242  K08246  K09
ko00120 K00037  K00251  K00488  K00489  K00659  K01442  K01796  K07430  K07431  K07439  K07440  K08748  K08764  K10214  K10223  K11992  K12405  K12408
ko00121 K00076  K01442  K07007  K15868  K15869  K15870  K15871  K15872  K15873  K15874  K22604  K22605  K22606  K22607  K23231