Need help . SyntaxError: invalid syntax

data:
corpus_1:
path_src: “/content/drive/My Drive/toy-ende/src-train.txt”
path_tgt: “/content/drive/My Drive/toy-ende/tgt-train.txt”
valid:
path_src: “/content/drive/My Drive/toy-ende/src-val.txt”
path_tgt: “/content/drive/My Drive/toy-ende/tgt-val.txt”

this problem why!! help

File “”, line 1
data:-
^
SyntaxError: invalid syntax