# 超適当に答えてみる
def data1(path):
　pass

paths = ["path1.txt","path2.txt","path3.txt",]
datas = [data1,data2,data3,]

# こっちはべた書き
data1(paths[0])
data2(paths[1])
data3(paths[2])

# こっちはグルグル
for data,path in zip(datas,paths):
　data(path)