modstool/check_dtypes.py

58 lines
1.8 KiB
Python

import pandas as pd
import re
# Fix
mods_info = pd.read_parquet("mods_info_df.parquet")
for c in mods_info.columns:
if c.endswith("-count"):
mods_info[c] = mods_info[c].astype('Int64')
# Tmp to parquet
mods_info.to_parquet("tmp.parquet")
mods_info = pd.read_parquet("tmp.parquet")
# Check
EXPECTED_TYPES = {
r"mets_file": ("object", ["str"]),
r"titleInfo_title": ("object", ["str"]),
r"titleInfo_subTitle": ("object", ["str", "NoneType"]),
r"titleInfo_partName": ("object", ["str", "NoneType"]),
r"identifier-.*": ("object", ["str", "NoneType"]),
r"location_.*t ": ("object", ["str", "NoneType"]),
r"name\d+_.*": ("object", ["str", "NoneType"]),
r"relatedItem-.*_recordInfo_recordIdentifier": ("object", ["str", "NoneType"]),
r".*-count": ("Int64", None),
# XXX possibly sets:
r"genre-.*": ("object", ["str", "NoneType"]),
r"subject-.*": ("object", ["str", "NoneType"]),
r"language_.*Term": ("object", ["str", "NoneType"]),
}
def expected_types(c):
for r, types in EXPECTED_TYPES.items():
if re.fullmatch(r, c):
edt = types[0]
einner_types = types[1]
if einner_types:
einner_types = set(einner_types)
return edt, einner_types
return None, None
for c in mods_info.columns:
dt = mods_info.dtypes[c]
edt, einner_types = expected_types(c)
if edt is None:
print(f"No expected dtype known for column {c}")
elif dt != edt:
print(f"Unexpected dtype {dt} for column {c} (expected {edt})")
if edt == "object":
inner_types = set(type(v).__name__ for v in mods_info[c])
if any(it not in einner_types for it in inner_types):
print(f"Unexpected inner types {inner_types} for column {c} (expected {einner_types})")