Revert `tests/testdata` changes and address flake8 issues

tests/testdata/arithmetic_3ds-v0-res.json

-{"results": {"arithmetic_3ds": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_3ds": 0}}
+{"results": {"arithmetic_3ds": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_3ds": 0}}
\ No newline at end of file

tests/testdata/arithmetic_4da-v0-loglikelihood

-d3557beb8b9e5704122c2fc6362b11fbe2c3f2f3cb72aed4462b208767c40e01
+d3557beb8b9e5704122c2fc6362b11fbe2c3f2f3cb72aed4462b208767c40e01
\ No newline at end of file

tests/testdata/arithmetic_4da-v0-res.json

-{"results": {"arithmetic_4da": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_4da": 0}}
+{"results": {"arithmetic_4da": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_4da": 0}}
\ No newline at end of file

tests/testdata/arithmetic_4ds-v0-loglikelihood

-d915830b8621e66331383bb2ae4c60acebf008e2f94741092ef4c33ea5441037
+d915830b8621e66331383bb2ae4c60acebf008e2f94741092ef4c33ea5441037
\ No newline at end of file

tests/testdata/arithmetic_4ds-v0-res.json

-{"results": {"arithmetic_4ds": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_4ds": 0}}
+{"results": {"arithmetic_4ds": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_4ds": 0}}
\ No newline at end of file

tests/testdata/arithmetic_5da-v0-loglikelihood

-49edb1e735660631ea6cc309721e6c0b80b7106a613a6959514852ca48f1130e
+49edb1e735660631ea6cc309721e6c0b80b7106a613a6959514852ca48f1130e
\ No newline at end of file

tests/testdata/arithmetic_5da-v0-res.json

-{"results": {"arithmetic_5da": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_5da": 0}}
+{"results": {"arithmetic_5da": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_5da": 0}}
\ No newline at end of file

tests/testdata/arithmetic_5ds-v0-loglikelihood

-2888d6d098a5ef8c1e7f0d8295ba80826e2e04e431f57508dfb71d53e1cd4604
+2888d6d098a5ef8c1e7f0d8295ba80826e2e04e431f57508dfb71d53e1cd4604
\ No newline at end of file

tests/testdata/arithmetic_5ds-v0-res.json

-{"results": {"arithmetic_5ds": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_5ds": 0}}
+{"results": {"arithmetic_5ds": {"acc": 0.0, "acc_stderr": 0.0}}, "versions": {"arithmetic_5ds": 0}}
\ No newline at end of file

tests/tests/testdata/blimp_adjunct_island-v0-loglikelihood → tests/testdata/blimp_adjunct_island-v0-loglikelihood

-976a5cac4bdb724632eebd4cb9e522203ce3da8d5525288a597c86e80469f3f2
+976a5cac4bdb724632eebd4cb9e522203ce3da8d5525288a597c86e80469f3f2
\ No newline at end of file

tests/tests/testdata/blimp_adjunct_island-v0-res.json → tests/testdata/blimp_adjunct_island-v0-res.json

-{"results": {"blimp_adjunct_island": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_adjunct_island": 0}}
+{"results": {"blimp_adjunct_island": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_adjunct_island": 0}}
\ No newline at end of file

tests/tests/testdata/blimp_anaphor_gender_agreement-v0-loglikelihood → tests/testdata/blimp_anaphor_gender_agreement-v0-loglikelihood

-2d8964e56a17661502ecf3f09c0befba63915360ddf2145b0bd845816950515d
+2d8964e56a17661502ecf3f09c0befba63915360ddf2145b0bd845816950515d
\ No newline at end of file

tests/tests/testdata/blimp_anaphor_gender_agreement-v0-res.json → tests/testdata/blimp_anaphor_gender_agreement-v0-res.json

-{"results": {"blimp_anaphor_gender_agreement": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_anaphor_gender_agreement": 0}}
+{"results": {"blimp_anaphor_gender_agreement": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_anaphor_gender_agreement": 0}}
\ No newline at end of file

tests/tests/testdata/blimp_anaphor_number_agreement-v0-loglikelihood → tests/testdata/blimp_anaphor_number_agreement-v0-loglikelihood

-0bdad31c974ba064e1f1ba931841ec2ba7461e8b0ca54ea5f79f08b6bae0bab5
+0bdad31c974ba064e1f1ba931841ec2ba7461e8b0ca54ea5f79f08b6bae0bab5
\ No newline at end of file

tests/tests/testdata/blimp_anaphor_number_agreement-v0-res.json → tests/testdata/blimp_anaphor_number_agreement-v0-res.json

-{"results": {"blimp_anaphor_number_agreement": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_anaphor_number_agreement": 0}}
+{"results": {"blimp_anaphor_number_agreement": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_anaphor_number_agreement": 0}}
\ No newline at end of file

tests/tests/testdata/blimp_animate_subject_passive-v0-loglikelihood → tests/testdata/blimp_animate_subject_passive-v0-loglikelihood

-064c38fcd072b8bd12f54ea4f8e41599ed4e11dc386e93b77e1fc07967d1f960
+064c38fcd072b8bd12f54ea4f8e41599ed4e11dc386e93b77e1fc07967d1f960
\ No newline at end of file

tests/tests/testdata/blimp_animate_subject_passive-v0-res.json → tests/testdata/blimp_animate_subject_passive-v0-res.json

-{"results": {"blimp_animate_subject_passive": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_animate_subject_passive": 0}}
+{"results": {"blimp_animate_subject_passive": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_animate_subject_passive": 0}}
\ No newline at end of file

tests/tests/testdata/blimp_animate_subject_trans-v0-loglikelihood → tests/testdata/blimp_animate_subject_trans-v0-loglikelihood

-2a84231e7b79f517427e57e2099c88fed3d60a7efab4ef9506e263b4091d5cfa
+2a84231e7b79f517427e57e2099c88fed3d60a7efab4ef9506e263b4091d5cfa
\ No newline at end of file

tests/tests/testdata/blimp_animate_subject_trans-v0-res.json → tests/testdata/blimp_animate_subject_trans-v0-res.json

-{"results": {"blimp_animate_subject_trans": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_animate_subject_trans": 0}}
+{"results": {"blimp_animate_subject_trans": {"acc": 0.485, "acc_stderr": 0.0158121796418149}}, "versions": {"blimp_animate_subject_trans": 0}}
\ No newline at end of file

tests/tests/testdata/blimp_causative-v0-loglikelihood → tests/testdata/blimp_causative-v0-loglikelihood

-3d67ad025185dbb0808ebd7f508edcb5750c18fc3c01ad91f20fda80780c916c
+3d67ad025185dbb0808ebd7f508edcb5750c18fc3c01ad91f20fda80780c916c
\ No newline at end of file