eerste sessie

postbank_csv_importer.py

@@ -0,0 +1,48 @@
+from beancount.ingest import importer
+from beancount.core import data
+from beancount.core.number import D
+
+import csv
+
+class MyCSVImporter(importer.ImporterProtocol):
+    """A Beancount importer for CSV files"""
+
+    def identify(self, file):
+        return file.name.endswith('.csv')
+
+    def file_account(self, file):
+        return "Assets:Bank:POSTBANK"
+
+    def file_date(self, file):
+        """Returns the unique date of the file, if any."""
+        # Optioneel: als je bestandsnaam een datum bevat
+        return None
+
+    def file_name(self, file):
+        """Returns the unique name of the file, if any."""
+        # Optioneel: als je een unieke naam wilt baseren op het bestand
+        return None
+
+    def extract(self, file, existing_entries=None):
+        entries = []
+
+        print(f"Start extracting from: {file.name}")
+        print(f"Content will be processed from: {file.contents}")
+
+        meta = data.new_metadata(file.name, 0)
+        transaction = data.Transaction(
+            meta=meta,
+            date=data.D(2025, 7, 29),
+            flag='*',
+            payee="Dummy Payee",
+            narration="Dummy narration - REPLACE this",
+            tags=data.frozenset(['test']),
+            links=data.frozenset(),
+            postings=[
+                data.Postings("Assets:Bank:POSTBANK", D("-100.00"), data.get_currency_meta('EUR'), None, None, None),
+                data.Postings("Expenses:Food", D("100.00"), data.get_currency_meta('EUR'), None, None, None),
+            ]
+        )
+        entries.append(transaction)
+
+        return entries