add obfcm importers

importers/obfcm_importer.py

+#!/usr/bin/env/ python
+
+from collections import defaultdict
+
+import pandas as pd
+from munch import Munch
+
+from src.uds4jrc.config import Config
+from src.uds4jrc.db import obfcm_data, obfcm_reference
+
+file_config = Munch(Config.HDV_LABS)
+
+
+def _import_data():
+    df = pd.read_excel(
+        file_config.file_path,
+        header=0,
+        dtype=defaultdict(
+            lambda: object, file_config.column_properties.iloc[:, 1:3].values),
+        names=file_config.column_properties.iloc[:, 0].values,
+        skiprows=file_config.skip_rows
+    )
+
+    df['file_year'] = file_config.year
+    df['data'] = file_config.data
+    df['version'] = 1.0
+
+    obfcm_data.insert_many(df.to_dict('records'))
+
+
+def _import_reference_data():
+    df = file_config.column_properties
+    reference_docs = []
+
+    for i in range(len(df)):
+        reference_docs.append({
+            'db_property_name': df.iloc[i, 0],
+            'file_property_name': df.iloc[i, 1],
+            'file_year': file_config.year,
+            'data': file_config.data
+        })
+
+    obfcm_reference.insert_many(reference_docs)
+
+
+_import_data()
+_import_reference_data()