diff --git a/src/beanify/__init__.py b/src/beanify/__init__.py
new file mode 100644
index 0000000..86966d1
--- /dev/null
+++ b/src/beanify/__init__.py
@@ -0,0 +1 @@
+from .main import run
diff --git a/src/beanify/base/converter.py b/src/beanify/base/converter.py
index 21c5ba6..583c83f 100644
--- a/src/beanify/base/converter.py
+++ b/src/beanify/base/converter.py
@@ -17,7 +17,7 @@ Notes:
     Or not.. we can just have placeholders filled in for the defaults.
 """
 
-_SKIPT = Enum('SKIPT', (('SKIP', 'SKIP'),))
+_SKIPT = Enum("SKIPT", (("SKIP", "SKIP"),))
 SKIP = _SKIPT.SKIP
 
 
@@ -25,6 +25,7 @@ class ConverterConfig:
     """
     Base class for converter configuration.
     """
+
     @classmethod
     def from_dict(cls, data: dict) -> Self:
         """
@@ -51,6 +52,7 @@ class Converter[RecordT: Record, ConfigT: ConverterConfig]:
     - How input is parsed into Records
     - How Records are converted to Transactions (in addition to the RuleSet).
     """
+
     converter_name: str
     version: str
     display_name: str
@@ -92,17 +94,15 @@ class Converter[RecordT: Record, ConfigT: ConverterConfig]:
         """
         raise NotImplementedError
 
-    @classmethod
-    def ingest_string(cls, data: str) -> list[RecordT]:
+    def ingest_string(self, data: str) -> list[RecordT]:
         """
         Parse a string of raw input into a list of records.
         """
         raise NotImplementedError
 
-    @classmethod
-    def ingest_file(cls, path) -> list[RecordT]:
+    def ingest_file(self, path) -> list[RecordT]:
         """
         Ingest a target file (from path) into Records.
         """
-        with open(path, 'r') as f:
-            return cls.ingest_string(f.read())
+        with open(path, "r") as f:
+            return self.ingest_string(f.read())
diff --git a/src/beanify/base/record.py b/src/beanify/base/record.py
index 1af8d35..d29b1be 100644
--- a/src/beanify/base/record.py
+++ b/src/beanify/base/record.py
@@ -26,6 +26,7 @@ class Record:
 
     The Record fields will be provided and checked for the conditional fields of Rules.
     """
+
     date: dt.date
     source_account: str
     target_account: str
@@ -33,9 +34,9 @@ class Record:
     from_source: Amount
     to_target: Amount
 
-    fees: tuple[Amount] = field(default_factory=tuple)
+    fees: tuple[Amount, ...] = field(default_factory=tuple)
     raw: str | None = None
-    comments: tuple[str] = field(default_factory=tuple)
+    comments: tuple[str, ...] = field(default_factory=tuple)
 
     # List of record fields to display in UI
     # List of [field name, display name]
@@ -60,7 +61,7 @@ class Record:
         fields = []
         for name, display in self._display_fields:
             value = getattr(self, name)
-            value = str(value) if value is not None else ''
+            value = str(value) if value is not None else ""
             matchable = name in self._match_fields
             fields.append(RecordField(name, display, value, matchable))
 
@@ -78,7 +79,7 @@ class Record:
         for field_name in self._match_fields:
             value = getattr(self, field_name)
             # Replace None values by empty strings
-            value = str(value) if value is not None else ''
+            value = str(value) if value is not None else ""
             field_values[field_name] = value
 
         return field_values
diff --git a/src/beanify/base/transaction.py b/src/beanify/base/transaction.py
index a9d54ac..baa8b0f 100644
--- a/src/beanify/base/transaction.py
+++ b/src/beanify/base/transaction.py
@@ -6,21 +6,23 @@ from dataclasses import dataclass
 
 
 class TXNFlag(Enum):
-    COMPLETE = '*'
-    INCOMPLETE = '!'
+    COMPLETE = "*"
+    INCOMPLETE = "!"
+
 
 @dataclass(slots=True, frozen=True)
 class Amount:
     """
     Represents a beancount 'amount' with given currency.
     """
+
     value: float
     currency: str
 
     def __str__(self):
         return f"{self.value} {self.currency}"
 
-    def at_price(self, price: 'Amount') -> 'Amount':
+    def at_price(self, price: "Amount") -> "Amount":
         return Amount(self.value * price.value, price.currency)
 
     def __add__(self, other):
@@ -39,6 +41,9 @@ class Amount:
         else:
             return NotImplemented
 
+    def __eq__(self, other):
+        return (self.value == other.value) and (self.currency == other.currency)
+
     def __rsub__(self, other):
         return self - other
 
@@ -48,11 +53,16 @@ class Amount:
     def __neg__(self):
         return Amount(-self.value, self.currency)
 
+    def __abs__(self):
+        return Amount(abs(self.value), self.currency)
+
+
 @dataclass(slots=True, kw_only=True)
 class ABCPosting:
     """
     Represents the data of a TXNPosting.
     """
+
     amount: Amount
     cost: Optional[Amount] = None
     total_cost: Optional[Amount] = None
@@ -92,7 +102,9 @@ class TXNPosting(ABCPosting):
 
     Note: Remember that Cost, Price, and Total Price are unsigned.
     """
+
     account: str
+
     def __str__(self):
         parts = []
         if self.flag:
@@ -109,7 +121,7 @@ class TXNPosting(ABCPosting):
         if self.comment:
             parts.append(f" ; {self.comment}")
 
-        return ' '.join(parts)
+        return " ".join(parts)
 
 
 class Transaction:
@@ -119,15 +131,15 @@ class Transaction:
 
     def __init__(self, date, **kwargs):
         self.date: dt.date = date
-        self.flag: TXNFlag = kwargs.get('flag', TXNFlag.COMPLETE)
-        self.payee: str = kwargs.get('payee', "")
-        self.narration: str = kwargs.get('narration', "")
-        self.comments: list[str] = kwargs.get('comments', [])
-        self.documents: list[str] = kwargs.get('documents', [])
-        self.tags: list[str] = kwargs.get('tags', [])
-        self.links: list[str] = kwargs.get('links', [])
+        self.flag: TXNFlag = kwargs.get("flag", TXNFlag.COMPLETE)
+        self.payee: str = kwargs.get("payee", "")
+        self.narration: str = kwargs.get("narration", "")
+        self.comments: list[str] = kwargs.get("comments", [])
+        self.documents: list[str] = kwargs.get("documents", [])
+        self.tags: list[str] = kwargs.get("tags", [])
+        self.links: list[str] = kwargs.get("links", [])
 
-        self.postings: list[TXNPosting] = kwargs.get('postings', [])
+        self.postings: list[TXNPosting] = kwargs.get("postings", [])
 
     def check(self) -> bool:
         """
@@ -142,10 +154,10 @@ class Transaction:
         header = "{date} {flag} {payee} {narration}  {tags} {links}".format(
             date=self.date,
             flag=self.flag.value,
-            payee=f"\"{self.payee or ''}\"",
-            narration=f"\"{self.narration or ''}\"",
-            tags=' '.join('#' + tag for tag in self.tags),
-            links=' '.join('^' + link for link in self.links),
+            payee=f'"{self.payee or ""}"',
+            narration=f'"{self.narration or ""}"',
+            tags=" ".join("#" + tag for tag in self.tags),
+            links=" ".join("^" + link for link in self.links),
         ).strip()
 
         lines = []
@@ -158,7 +170,4 @@ class Transaction:
         for posting in self.postings:
             lines.append(str(posting))
 
-        return '\n'.join((header, *('    ' + line for line in lines)))
-
-
-
+        return "\n".join((header, *("    " + line for line in lines)))
diff --git a/src/beanify/converters/__init__.py b/src/beanify/converters/__init__.py
index d50875a..f9a9f1e 100644
--- a/src/beanify/converters/__init__.py
+++ b/src/beanify/converters/__init__.py
@@ -4,13 +4,20 @@ from base.converter import Converter
 
 converters_available: list[Type[Converter]] = []
 
-def converter_factory(name: str | None = None, qual_name: str | None = None) -> Type[Converter]:
+
+def converter_factory(
+    name: str | None = None, qual_name: str | None = None
+) -> Type[Converter]:
     if name and not qual_name:
-        converter = next((c for c in converters_available if c.converter_name == name), None)
+        converter = next(
+            (c for c in converters_available if c.converter_name == name), None
+        )
         if converter is None:
             raise ValueError(f"No converter matching {name=}")
     elif qual_name and not name:
-        converter = next((c for c in converters_available if c.qual_name() == qual_name), None)
+        converter = next(
+            (c for c in converters_available if c.qual_name() == qual_name), None
+        )
         if converter is None:
             raise ValueError(f"No converter matching {qual_name=}")
     else:
@@ -18,8 +25,11 @@ def converter_factory(name: str | None = None, qual_name: str | None = None) ->
 
     return converter
 
+
 def available_converter(converter_cls):
     converters_available.append(converter_cls)
     return converter_cls
 
+
 from .wise_converter import *
+from .cba_converter import *
diff --git a/src/beanify/converters/cba_converter.py b/src/beanify/converters/cba_converter.py
index e69de29..2a44080 100644
--- a/src/beanify/converters/cba_converter.py
+++ b/src/beanify/converters/cba_converter.py
@@ -0,0 +1,198 @@
+import csv
+from dataclasses import dataclass
+import datetime as dt
+from datetime import datetime
+import logging
+from typing import NamedTuple
+from enum import Enum
+
+from base import Converter, PartialTXN, PartialPosting, Record, Amount
+from base.converter import ConverterConfig
+from base.rules import Rule, RuleSet
+from base.transaction import TXNFlag
+
+from . import available_converter
+
+__all__ = [
+    "CBARecord",
+    "CBAConfig",
+    "CBAConverter",
+]
+
+logger = logging.getLogger(__name__)
+
+
+class CBACSVRow(NamedTuple):
+    date: str
+    amount: str
+    description: str
+    unknown: str
+
+
+currency_table = {"US DOLLAR": "USD"}
+
+
+class RecordDirection(Enum):
+    OUT = "OUT"
+    IN = "IN"
+
+
+@dataclass(kw_only=True, frozen=True)
+class CBARecord(Record):
+    description: str
+    direction: RecordDirection
+
+    _display_fields = [
+        ("date", "Date"),
+        ("source_account", "Source Account"),
+        ("target_account", "Target Account"),
+        ("from_source", "From Source"),
+        ("to_target", "To Target"),
+        ("description", "Description"),
+    ]
+
+    _match_fields = ["source_account", "target_account", "description"]
+
+    @classmethod
+    def sample_record(cls):
+        self = cls(
+            date=dt.date.today(),
+            source_account="John Doe",
+            target_account="Jane Austen",
+            from_source=Amount(314, "USD"),
+            to_target=Amount(314, "USD"),
+            fees=(),
+            raw="Raw Data",
+            description="Raw Description",
+            direction=RecordDirection.OUT,
+        )
+        return self
+
+
+@dataclass
+class CBAConfig(ConverterConfig):
+    asset_account: str
+    asset_currency: str
+
+    required = {
+        "asset_account",
+        "asset_currency",
+    }
+
+    @classmethod
+    def from_dict(cls, data: dict) -> "CBAConfig":
+        if (f := next((f for f in cls.required if f not in data), None)) is not None:
+            raise ValueError(
+                f"CBA CSV Converter Configuration missing required field: {f}"
+            )
+        return cls(**data)
+
+
+@available_converter
+class CBAConverter(Converter[CBARecord, CBAConfig]):
+    record_type = CBARecord
+    config_type = CBAConfig
+    converter_name = "cbacsv"
+    version = "0"
+    display_name = "CBACSV converter v0"
+    config_field = "CBACSV"
+
+    def convert(self, record: CBARecord, ruleset: RuleSet) -> PartialTXN:
+        fields = {}
+
+        match record.direction:
+            case RecordDirection.OUT:
+                fields["source_account"] = self.config.asset_account
+            case RecordDirection.IN:
+                fields["target_account"] = self.config.asset_account
+
+        fields |= ruleset.apply(record.match_fields())
+
+        args = {}
+        args["date"] = record.date
+        if "flag" in fields:
+            args["flag"] = TXNFlag(fields["flag"])
+
+        for name in {"payee", "narration", "comment", "document", "tags", "links"}:
+            if name in fields:
+                args[name] = fields[name]
+
+        args["source_posting"] = PartialPosting(
+            account=fields.get("source_account", None),
+            amount=record.from_source,
+            total_cost=abs(record.to_target)
+            if abs(record.from_source) != abs(record.to_target)
+            else None,
+        )
+
+        args["target_posting"] = PartialPosting(
+            account=fields.get("target_account", None),
+            amount=record.to_target,
+        )
+        args.setdefault("comment", record.description)
+
+        txn = PartialTXN(**args)
+        logger.debug(f"Converted CBA CSV Record {record!r} to PartialTXN {txn!r}")
+        return txn
+
+    def _make_record(self, row: CBACSVRow):
+        dt_format = "%d/%m/%Y"
+
+        created_on = datetime.strptime(row.date, dt_format).date()
+        asset_amount_val = float(row.amount.strip('"'))
+        expense = True if asset_amount_val < 0 else False
+        asset_amount = Amount(asset_amount_val, self.config.asset_currency)
+
+        other_value = asset_amount_val
+        bean_curr = self.config.asset_currency
+        desc = row.description.strip('"')
+
+        # Attempt to handle currency conversions
+        currency = next((curr for curr in currency_table if desc.endswith(curr)), None)
+        if currency is not None:
+            bean_curr = currency_table[currency]
+            desc, rawamount = desc[: -len(currency)].rsplit(maxsplit=1)
+            try:
+                other_value = float(rawamount)
+            except ValueError:
+                currency = None
+
+        other_value = abs(other_value) * (1 if expense else -1)
+        other_amount = Amount(abs(other_value) * (1 if expense else -1), bean_curr)
+
+        if expense:
+            record = CBARecord(
+                date=created_on,
+                source_account="ACCOUNT",
+                target_account=desc.split("  ")[0].strip(),
+                from_source=asset_amount,
+                to_target=other_amount,
+                raw=",".join(row),
+                description=desc,
+                direction=RecordDirection.OUT,
+            )
+        else:
+            record = CBARecord(
+                date=created_on,
+                target_account="ACCOUNT",
+                source_account=desc.split("  ")[0].strip(),
+                to_target=asset_amount,
+                from_source=other_amount,
+                raw=",".join(row),
+                description=desc,
+                direction=RecordDirection.IN,
+            )
+        return record
+
+    def ingest_string(self, data: str) -> list[CBARecord]:
+        reader = csv.reader(data.splitlines())
+
+        records = []
+        for row in reader:
+            record = self._make_record(CBACSVRow(*row))
+            records.append(record)
+        return records
+
+    def ingest_file(self, path) -> list[CBARecord]:
+        with open(path) as f:
+            return self.ingest_string(f.read())
diff --git a/src/beanify/converters/sample.py b/src/beanify/converters/sample.py
new file mode 100644
index 0000000..fdd098f
--- /dev/null
+++ b/src/beanify/converters/sample.py
@@ -0,0 +1,89 @@
+import csv
+from dataclasses import dataclass
+import datetime as dt
+from datetime import datetime
+import logging
+
+from base import Converter, PartialTXN, PartialPosting, Record, Amount
+from base.converter import ConverterConfig
+from base.rules import Rule, RuleSet
+from base.transaction import TXNFlag
+
+from . import available_converter
+
+__all__ = [
+    "SampleRecord",
+    "SampleConfig",
+    "SampleCOnverter",
+]
+
+logger = logging.getLogger(__name__)
+
+
+@dataclass(kw_only=True, frozen=True)
+class SampleRecord(Record):
+    # Add any extra record fields needed here
+
+    _display_fields = [
+        ("date", "Date"),
+        ("source_account", "Source Account"),
+        ("target_account", "Target Account"),
+        ("from_source", "From Source"),
+        ("to_target", "To Target"),
+        ("raw", "Raw Original"),
+    ]
+
+    _match_fields = ["source_account", "target_account"]
+
+    @classmethod
+    def sample_record(cls):
+        self = cls(
+            date=dt.date.today(),
+            source_account="John Doe",
+            target_account="Jane Austen",
+            from_source=Amount(314, "USD"),
+            to_target=Amount(314, "USD"),
+            fees=(),
+            raw="Raw Data",
+        )
+        return self
+
+
+@dataclass
+class SampleConfig(ConverterConfig):
+    asset_account: str
+
+    required = {
+        "asset_account",
+    }
+
+    @classmethod
+    def from_dict(cls, data: dict) -> "SampleConfig":
+        if (f := next((f for f in cls.required if f not in data), None)) is not None:
+            raise ValueError(f"Wise Configuration missing required field: {f}")
+        return cls(**data)
+
+
+@available_converter
+class SampleConverter(Converter[SampleRecord, SampleConfig]):
+    record_type = SampleRecord
+    config_type = SampleConfig
+    converter_name = "sample"
+    version = "0"
+    display_name = "Sample converter v0"
+    config_field = "SAMPLE"
+
+    def __init__(self, config: SampleConfig, **kwargs):
+        self.config = config
+        super().__init__(**kwargs)
+
+    def convert(self, record: SampleRecord, ruleset: RuleSet) -> PartialTXN:
+        raise NotImplementedError
+
+    @classmethod
+    def ingest_string(cls, data: str) -> list[SampleRecord]:
+        raise NotImplementedError
+
+    @classmethod
+    def ingest_file(cls, path) -> list[SampleRecord]:
+        raise NotImplementedError
diff --git a/src/beanify/converters/wise_converter.py b/src/beanify/converters/wise_converter.py
index a2f59fd..c77e463 100644
--- a/src/beanify/converters/wise_converter.py
+++ b/src/beanify/converters/wise_converter.py
@@ -13,11 +13,11 @@ from base.transaction import TXNFlag
 from . import available_converter
 
 __all__ = [
-    'WiseRecordStatus',
-    'WiseRecordDirection',
-    'WiseRecord',
-    'WiseConfig',
-    'WiseConverter',
+    "WiseRecordStatus",
+    "WiseRecordDirection",
+    "WiseRecord",
+    "WiseConfig",
+    "WiseConverter",
 ]
 
 
@@ -25,13 +25,14 @@ logger = logging.getLogger(__name__)
 
 
 class WiseRecordStatus(Enum):
-    COMPLETED = 'COMPLETED'
-    CANCELLED = 'CANCELLED'
+    COMPLETED = "COMPLETED"
+    CANCELLED = "CANCELLED"
+
 
 class WiseRecordDirection(Enum):
-    OUT = 'OUT'
-    NEUTRAL = 'NEUTRAL'
-    IN = 'IN'
+    OUT = "OUT"
+    NEUTRAL = "NEUTRAL"
+    IN = "IN"
 
 
 @dataclass(kw_only=True, frozen=True)
@@ -46,26 +47,30 @@ class WiseRecord(Record):
     exchange_rate: float
 
     _display_fields = [
-        ('id', "ID"),
-        ('status', "Status"),
-        ('direction', "Direction"),
-        ('created_on', "Created"),
-        ('finished_on', "Finished"),
-        ('from_source_net', "Source Net Amount"),
-        ('source_fee', "Source Fee"),
-        ('exchange_rate', "Exchange Rate"),
-        ('exchanged_amount', "Total Exchanged"),
-        ('target_fee', "Target Fee"),
-        ('source_currency', "Source Currency"),
-        ('target_currency', "Target Currency"),
-        ('source_account', "Source Account"),
-        ('target_account', "Target Account"),
+        ("id", "ID"),
+        ("status", "Status"),
+        ("direction", "Direction"),
+        ("created_on", "Created"),
+        ("finished_on", "Finished"),
+        ("from_source_net", "Source Net Amount"),
+        ("source_fee", "Source Fee"),
+        ("exchange_rate", "Exchange Rate"),
+        ("exchanged_amount", "Total Exchanged"),
+        ("target_fee", "Target Fee"),
+        ("source_currency", "Source Currency"),
+        ("target_currency", "Target Currency"),
+        ("source_account", "Source Account"),
+        ("target_account", "Target Account"),
     ]
 
     _match_fields = [
-        'id', 'status', 'direction',
-        'source_currency', 'target_currency',
-        'source_account', 'target_account',
+        "id",
+        "status",
+        "direction",
+        "source_currency",
+        "target_currency",
+        "source_account",
+        "target_account",
     ]
 
     @property
@@ -99,14 +104,14 @@ class WiseRecord(Record):
             amount = amount + self.target_fee
         return amount
 
-    @classmethod 
+    @classmethod
     def sample_record(cls):
         self = cls(
             date=dt.date.today(),
             source_account="John Doe",
             target_account="Jane Austen",
-            from_source=Amount(314, 'GBK'),
-            to_target=Amount(314, 'KBG'),
+            from_source=Amount(314, "GBK"),
+            to_target=Amount(314, "KBG"),
             fees=tuple(),
             raw="Raw Data",
             id="00000",
@@ -114,72 +119,72 @@ class WiseRecord(Record):
             direction=WiseRecordDirection.IN,
             created_on=datetime.now(),
             finished_on=datetime.now(),
-            source_fee=Amount(1, 'GBK'),
-            target_fee=Amount(1, 'KBG'),
+            source_fee=Amount(1, "GBK"),
+            target_fee=Amount(1, "KBG"),
             exchange_rate=1,
         )
         return self
 
     @classmethod
     def from_row(cls, row):
-            id = row[0]
-            status = row[1]
-            direction = row[2]
-            created_on = row[3]
-            finished_on = row[3]
-            source_fee_amount = float(row[5] or 0)
-            source_fee_currency = row[6]
-            target_fee_amount = float(row[7] or 0)
-            target_fee_currency = row[8]
-            source_name = row[9]
-            source_amount_final = float(row[10] or 0)
-            source_currency = row[11]
-            target_name = row[12]
-            target_amount_final = float(row[13] or 0)
-            target_currency = row[14]
-            exchange_rate = float(row[15] or 0)
-            
-            wise_dt_format = '%Y-%m-%d %H:%M:%S'
+        id = row[0]
+        status = row[1]
+        direction = row[2]
+        created_on = row[3]
+        finished_on = row[3]
+        source_fee_amount = float(row[5] or 0)
+        source_fee_currency = row[6]
+        target_fee_amount = float(row[7] or 0)
+        target_fee_currency = row[8]
+        source_name = row[9]
+        source_amount_final = float(row[10] or 0)
+        source_currency = row[11]
+        target_name = row[12]
+        target_amount_final = float(row[13] or 0)
+        target_currency = row[14]
+        exchange_rate = float(row[15] or 0)
 
-            created_on_dt = datetime.strptime(created_on, wise_dt_format)
-            finished_on_dt = datetime.strptime(finished_on, wise_dt_format) if finished_on else None
-            
-            fees = []
+        wise_dt_format = "%Y-%m-%d %H:%M:%S"
 
-            if source_fee_amount:
-                source_fee = Amount(source_fee_amount, source_fee_currency)
-                fees.append(source_fee)
-            else:
-                source_fee = None
-            if target_fee_amount:
-                target_fee = Amount(target_fee_amount, target_fee_currency)
-                fees.append(target_fee)
-            else:
-                target_fee = None
+        created_on_dt = datetime.strptime(created_on, wise_dt_format)
+        finished_on_dt = (
+            datetime.strptime(finished_on, wise_dt_format) if finished_on else None
+        )
 
-            raw = ','.join(row)
+        fees = []
 
-            self = cls(
-                date=created_on_dt.date(),
-                source_account=source_name,
-                target_account=target_name,
-                from_source=Amount(source_amount_final, source_currency),
-                to_target=Amount(target_amount_final, target_currency),
-                fees=tuple(fees),
-                raw=raw,
-                id=id,
-                status=WiseRecordStatus(status),
-                direction=WiseRecordDirection(direction),
-                created_on=created_on_dt,
-                finished_on=finished_on_dt,
-                source_fee=source_fee,
-                target_fee=target_fee,
-                exchange_rate=float(exchange_rate),
-            )
-            logger.debug(
-                f"Converted Wise row {raw} to record {self!r}"
-            )
-            return self
+        if source_fee_amount:
+            source_fee = Amount(source_fee_amount, source_fee_currency)
+            fees.append(source_fee)
+        else:
+            source_fee = None
+        if target_fee_amount:
+            target_fee = Amount(target_fee_amount, target_fee_currency)
+            fees.append(target_fee)
+        else:
+            target_fee = None
+
+        raw = ",".join(row)
+
+        self = cls(
+            date=created_on_dt.date(),
+            source_account=source_name,
+            target_account=target_name,
+            from_source=Amount(source_amount_final, source_currency),
+            to_target=Amount(target_amount_final, target_currency),
+            fees=tuple(fees),
+            raw=raw,
+            id=id,
+            status=WiseRecordStatus(status),
+            direction=WiseRecordDirection(direction),
+            created_on=created_on_dt,
+            finished_on=finished_on_dt,
+            source_fee=source_fee,
+            target_fee=target_fee,
+            exchange_rate=float(exchange_rate),
+        )
+        logger.debug(f"Converted Wise row {raw} to record {self!r}")
+        return self
 
 
 @dataclass
@@ -191,34 +196,35 @@ class WiseConfig(ConverterConfig):
 
     TODO: Actual field defaults for fill-in
     """
+
     asset_account: str
     fee_account: str
 
     required = {
-        'asset_account',
-        'fee_account',
+        "asset_account",
+        "fee_account",
     }
 
-    @classmethod 
-    def from_dict(cls, data: dict) -> 'WiseConfig':
+    @classmethod
+    def from_dict(cls, data: dict) -> "WiseConfig":
         if (f := next((f for f in cls.required if f not in data), None)) is not None:
             raise ValueError(f"Wise Configuration missing required field: {f}")
         return cls(**data)
 
+
 @available_converter
 class WiseConverter(Converter[WiseRecord, WiseConfig]):
     record_type = WiseRecord
     config_type = WiseConfig
-    converter_name = 'wise'
-    version = '0'
+    converter_name = "wise"
+    version = "0"
     display_name = "Wise Record Converter v0"
-    config_field = 'WISE'
+    config_field = "WISE"
 
     def __init__(self, config: WiseConfig, **kwargs):
         self.config = config
 
-    def annotation(self, record: WiseRecord, partial: PartialTXN):
-        ...
+    def annotation(self, record: WiseRecord, partial: PartialTXN): ...
 
     def convert(self, record: WiseRecord, ruleset: RuleSet) -> PartialTXN:
         fields = {}
@@ -226,64 +232,77 @@ class WiseConverter(Converter[WiseRecord, WiseConfig]):
         match record.direction:
             # Handle configured default accounts
             case WiseRecordDirection.OUT:
-                fields['source_account'] = self.config.asset_account.format(currency=record.source_currency)
+                fields["source_account"] = self.config.asset_account.format(
+                    currency=record.source_currency
+                )
 
             case WiseRecordDirection.NEUTRAL:
-                fields['source_account'] = self.config.asset_account.format(currency=record.source_currency)
-                fields['target_account'] = self.config.asset_account.format(currency=record.target_currency)
+                fields["source_account"] = self.config.asset_account.format(
+                    currency=record.source_currency
+                )
+                fields["target_account"] = self.config.asset_account.format(
+                    currency=record.target_currency
+                )
 
             case WiseRecordDirection.IN:
-                fields['target_account'] = self.config.asset_account.format(currency=record.target_currency)
-        
+                fields["target_account"] = self.config.asset_account.format(
+                    currency=record.target_currency
+                )
+
         fields |= ruleset.apply(record.match_fields())
 
         args = {}
-        args['date'] = record.date
+        args["date"] = record.date
 
         # Convert string flag if it exists
-        if 'flag' in fields:
-            args['flag'] = TXNFlag(fields['flag'])
+        if "flag" in fields:
+            args["flag"] = TXNFlag(fields["flag"])
 
         # Copy string fields over directly
-        for name in {'payee', 'narration', 'comment', 'document', 'tags', 'links'}:
+        for name in {"payee", "narration", "comment", "document", "tags", "links"}:
             if name in fields:
                 args[name] = fields[name]
 
-        args['source_posting'] = PartialPosting(
-            account=fields.get('source_account', None),
+        args["source_posting"] = PartialPosting(
+            account=fields.get("source_account", None),
             amount=-record.from_source_net,
-            total_cost=record.exchanged_amount if record.source_currency != record.target_currency else None,
+            total_cost=record.exchanged_amount
+            if record.source_currency != record.target_currency
+            else None,
         )
-        args['target_posting'] = PartialPosting(
-            account=fields.get('target_account', None),
+        args["target_posting"] = PartialPosting(
+            account=fields.get("target_account", None),
             amount=record.to_target,
         )
 
         if record.source_fee:
-            args['source_fee_asset_posting'] = PartialPosting(
-                account=fields.get('source_fee_asset_account', fields.get('source_account', None)),
-                amount=-record.source_fee
+            args["source_fee_asset_posting"] = PartialPosting(
+                account=fields.get(
+                    "source_fee_asset_account", fields.get("source_account", None)
+                ),
+                amount=-record.source_fee,
             )
-            args['source_fee_expense_posting'] = PartialPosting(
-                account=fields.get('source_fee_expense_account', self.config.fee_account),
-                amount=record.source_fee
+            args["source_fee_expense_posting"] = PartialPosting(
+                account=fields.get(
+                    "source_fee_expense_account", self.config.fee_account
+                ),
+                amount=record.source_fee,
             )
 
         if record.target_fee:
-            args['target_fee_expense_posting'] = PartialPosting(
-                account=fields.get('target_fee_expense_account', self.config.fee_account),
-                amount=record.target_fee
+            args["target_fee_expense_posting"] = PartialPosting(
+                account=fields.get(
+                    "target_fee_expense_account", self.config.fee_account
+                ),
+                amount=record.target_fee,
             )
 
         txn = PartialTXN(**args)
 
-        logger.debug(
-            f"Converted Wise Record {record!r} to Partial Transaction {txn!r}"
-        )
+        logger.debug(f"Converted Wise Record {record!r} to Partial Transaction {txn!r}")
         return txn
 
-    @classmethod
-    def ingest_string(cls, data: str) -> list[WiseRecord]:
+    def ingest_string(self, data: str) -> list[WiseRecord]:
         """
         Parse a string of raw input into a list of records.
         """
@@ -296,12 +315,10 @@ class WiseConverter(Converter[WiseRecord, WiseConfig]):
                 logging.info(f"Skipping record with non-complete status: {record}")
             else:
                 records.append(record)
-        
+
         return records
 
-    @classmethod
-    def ingest_file(cls, path) -> list[WiseRecord]:
+    def ingest_file(self, path) -> list[WiseRecord]:
         with open(path) as f:
             f.readline()
-            return cls.ingest_string(f.read())
-
+            return self.ingest_string(f.read())
diff --git a/src/beanify/gui/mainwindow.py b/src/beanify/gui/mainwindow.py
index 2cd7f08..6807d7f 100644
--- a/src/beanify/gui/mainwindow.py
+++ b/src/beanify/gui/mainwindow.py
@@ -16,7 +16,14 @@ from .rowtree import RowTree
 
 
 class MainWindow(ThemedTk):
-    def __init__(self, beanconfig, converter: Converter, ruleset: RuleSet, initial_files=[], **kwargs):
+    def __init__(
+        self,
+        beanconfig,
+        converter: Converter,
+        ruleset: RuleSet,
+        initial_files=[],
+        **kwargs,
+    ):
         super().__init__(**kwargs)
 
         self.beanconfig = beanconfig
@@ -40,22 +47,23 @@ class MainWindow(ThemedTk):
         self.initial_ingest()
 
     def load_styles(self):
-        self.tk.eval("""
-                       set base_theme_dir ../themes/awthemes-10.4.0/
-                       package ifneeded awthemes 10.4.0 \
-                               [list source [file join $base_theme_dir awthemes.tcl]]
-                       package ifneeded colorutils 4.8 \
-                               [list source [file join $base_theme_dir colorutils.tcl]]
-                       package ifneeded awdark 7.12 \
-                               [list source [file join $base_theme_dir awdark.tcl]]
-                       """)
-        self.tk.call("package", "require", "awdark")
+        # self.tk.eval("""
+        #                set base_theme_dir ../themes/awthemes-10.4.0/
+        #                package ifneeded awthemes 10.4.0 \
+        #                        [list source [file join $base_theme_dir awthemes.tcl]]
+        #                package ifneeded colorutils 4.8 \
+        #                        [list source [file join $base_theme_dir colorutils.tcl]]
+        #                package ifneeded awdark 7.12 \
+        #                        [list source [file join $base_theme_dir awdark.tcl]]
+        #                """)
+        # self.tk.call("package", "require", "awdark")
+        # style = ttk.Style(self)
+        # style.theme_use('awdark')
         style = ttk.Style(self)
-        style.theme_use('awdark')
 
     def setup_menu(self):
         self.menubar = tk.Menu(self)
-        self['menu'] = self.menubar
+        self["menu"] = self.menubar
 
         menu_file = tk.Menu(self.menubar, tearoff=0)
         menu_file.add_command(label="Ingest File", command=self.do_ingest_file)
@@ -69,7 +77,9 @@ class MainWindow(ThemedTk):
 
         menu_edit = tk.Menu(self.menubar, tearoff=0)
         menu_edit.add_command(label="Edit Rules", command=self.do_edit_rules)
-        menu_edit.add_command(label="Edit Preferences", command=self.do_edit_preferences)
+        menu_edit.add_command(
+            label="Edit Preferences", command=self.do_edit_preferences
+        )
 
         self.menubar.add_cascade(menu=menu_edit, label="Edit")
 
@@ -81,32 +91,40 @@ class MainWindow(ThemedTk):
         #     sashthickness=2
         # )
 
-        self.contentframe = ttk.Frame(self, padding=(3, 3, 6, 6), border=1, relief="ridge")
+        self.contentframe = ttk.Frame(
+            self, padding=(3, 3, 6, 6), border=1, relief="ridge"
+        )
         self.content = ttk.PanedWindow(
             self.contentframe,
-            orient='horizontal',
+            orient="horizontal",
             # style='Custom.TPanedwindow',
         )
-        
-        self.rowtree = RowTree(self, base_record=self.sample_record, padding=(3, 3, 12, 12))
+
+        self.rowtree = RowTree(
+            self, base_record=self.sample_record, padding=(3, 3, 12, 12)
+        )
         self.content.add(self.rowtree, weight=1)
 
-        self.editor = RowEditor(self, acmpl_cache=self.account_cache, padding=(3, 3, 12, 12))
+        self.editor = RowEditor(
+            self, acmpl_cache=self.account_cache, padding=(3, 3, 12, 12)
+        )
         self.content.add(self.editor, weight=1)
 
         self.statusbar = tk.Frame(self, relief=tk.SUNKEN)
         self.status_var_left = StringVar()
         self.status_var_left.set("Loading...")
-        self.status_label_left = tk.Label(self.statusbar, textvariable=self.status_var_left)
+        self.status_label_left = tk.Label(
+            self.statusbar, textvariable=self.status_var_left
+        )
 
         self.columnconfigure(0, weight=1)
         self.rowconfigure(0, weight=1)
 
-        self.contentframe.grid(column=0, row=0, sticky='NSEW')
-        self.content.grid(column=0, row=0, sticky='NSEW')
+        self.contentframe.grid(column=0, row=0, sticky="NSEW")
+        self.content.grid(column=0, row=0, sticky="NSEW")
 
-        self.statusbar.grid(row=1, column=0, sticky='ESW')
-        self.status_label_left.grid(row=0, column=0, sticky='E')
+        self.statusbar.grid(row=1, column=0, sticky="ESW")
+        self.status_label_left.grid(row=0, column=0, sticky="E")
 
         self.rowconfigure(0, weight=1)
         self.columnconfigure(0, weight=1)
@@ -120,11 +138,11 @@ class MainWindow(ThemedTk):
 
         # Better to have message passing up the chain?
         # i.e. the frame passes up the select
-        self.rowtree.tree.bind('<<TreeviewSelect>>', self.row_selected)
-        self.editor.bind('<<RowUpdated>>', self.row_updated)
-        self.editor.bind('<<RuleCreated>>', self.rule_created)
+        self.rowtree.tree.bind("<<TreeviewSelect>>", self.row_selected)
+        self.editor.bind("<<RowUpdated>>", self.row_updated)
+        self.editor.bind("<<RuleCreated>>", self.rule_created)
 
-    def update_status(self, message=''):
+    def update_status(self, message=""):
         self.status_var_left.set(message)
         # TODO Add number of incomplete txns?
         # Add record count?
@@ -164,7 +182,7 @@ class MainWindow(ThemedTk):
                 txn = self.converter.convert(record, self.ruleset)
                 self.rows[record] = txn
 
-        # Tell the table to regenerate 
+        # Tell the table to regenerate
         self.rowtree.update_rows(self.rows)
         self.rebuild_account_cache()
 
@@ -182,10 +200,10 @@ class MainWindow(ThemedTk):
         self.rebuild_account_cache()
 
     def do_ingest_file(self):
-        # Prompt for file to ingest 
+        # Prompt for file to ingest
         files = filedialog.askopenfilenames(
             defaultextension=".csv",
-            filetypes=[("CSV Files", ".csv"), ("All Files", "*.*")]
+            filetypes=[("CSV Files", ".csv"), ("All Files", "*.*")],
         )
         rows = {}
         for file in files:
@@ -203,8 +221,8 @@ class MainWindow(ThemedTk):
         # TODO: Feedback and confirmation
 
     def do_export_txn(self):
-        # TODO: Export options 
-        # TODO: Replace fields with defaults 
+        # TODO: Export options
+        # TODO: Replace fields with defaults
         upgraded = []
         for partialtxn in self.rows.values():
             if partialtxn.partial:
@@ -220,13 +238,13 @@ class MainWindow(ThemedTk):
             filetypes=[
                 ("Beancount Ledger", ".ledger"),
                 ("All Files", "*.*"),
-            ]
+            ],
         )
         if path:
-            with open(path, 'w') as f:
+            with open(path, "w") as f:
                 for txn in upgraded:
                     f.write(str(txn))
-                    f.write('\n\n')
+                    f.write("\n\n")
             message = f"Exported {len(upgraded)} transactions to {path}"
         else:
             message = "Export cancelled, no transactions exported"
@@ -256,7 +274,9 @@ class MainWindow(ThemedTk):
         as Record -> PartialTXN associations.
         """
         records = self.converter.ingest_file(path)
-        rows = {record: self.converter.convert(record, self.ruleset) for record in records}
+        rows = {
+            record: self.converter.convert(record, self.ruleset) for record in records
+        }
         return rows
 
     def rebuild_account_cache(self):
@@ -265,9 +285,9 @@ class MainWindow(ThemedTk):
         i.e. the map of tx.field -> list[options]
         used for acmpl on entry.
         """
-        # Get all the account field names 
+        # Get all the account field names
         # Grab the value of each of these for all the rows we have
-        # Grab the value of each of these for all the rules in the ruleset 
+        # Grab the value of each of these for all the rules in the ruleset
         # Merge into a map, and update the cached map with it.
 
         # Build the list of account names we want to acmpl
@@ -290,8 +310,4 @@ class MainWindow(ThemedTk):
         self.account_cache.clear()
         self.account_cache |= cache
 
-
-    def do_reapply_rules(self):
-        ...
-
-
+    def do_reapply_rules(self): ...