Data frames have different column structure.
Wrong column type for field b actual: float64; expected: int64)
Compare with:
    diff /var/folders/w7/lhtph66x7h33t9pns0616qk00000gn/T/actual-df002.parquet /var/folders/w7/lhtph66x7h33t9pns0616qk00000gn/T/expected-df002.parquet

Compare with:
    tdda diff /var/folders/w7/lhtph66x7h33t9pns0616qk00000gn/T/actual-df002.parquet /var/folders/w7/lhtph66x7h33t9pns0616qk00000gn/T/expected-df002.parquet
