fixing unit tests, setting parquet edb default #60

Job	Run time
linux-64-py3.10	6m 6s
estimation_edb_creation_test	5m 26s
macOS	6m 36s
develop-docbuild	0s
prototype_mtc	48m 43s
win-64	12m 30s
Estimation Mode Unit Tests	1m 37s
placeholder_psrc	41m 41s
Estimation Notebooks Test	38m 34s
prototype_marin	1m 32s
Standard 1-Zone Example (MTC)	4m 17s
prototype_mtc_extended	1h 25m 8s
random_seed_generation_test	2m 45s
Standard 2-Zone Example (SANDAG)	1h 5m 11s
placeholder_sandag	1h 43m 12s
prototype_sandag_xborder	1m 42s
production_semcog	5m 13s
prototype_mwcog	48m 48s
placeholder_multiple_zone	8m 14s
	8h 7m 15s

Provide feedback