fix: normalize shortened numeric street names

Such as 20th, 3rd, or 2nd.

Closes #57

src/sweeper/address_parser.py

@@ -46,6 +46,7 @@
 HWY_REGEX = re.compile("(SR|STATE ROUTE|HIGHWAY)")
 UNIT_VALUES_NOT_APPROPRIATE_FOR_HASH_SIGN = ["rear"]
 CARDINALS = ["N", "S", "E", "W", "NO", "SO", "EA", "WE", "NORTH", "SOUTH", "EAST", "WEST"]
+SHORTENED_CARDINALS = re.compile("rd|nd|th$", re.IGNORECASE)
 
 
 class Address:
@@ -110,7 +111,7 @@ def __init__(self, address_text):
             del self.StreetNamePreModifier
 
         #: look for two-character prefix directions which usaddress does not handle
-        if self.street_name:
+        if self.street_name is not None:
             street_name_parts = self.street_name.split(" ")
             if len(street_name_parts) > 1:
                 if street_name_parts[0].upper() in TWO_CHAR_DIRECTIONS and self.prefix_direction is None:
@@ -141,6 +142,10 @@ def __init__(self, address_text):
                     self.street_name += f" {self.street_type}"
                 self.street_type = None
 
+        if self.street_direction is not None and self.street_name is not None:
+            #: check for shortened cardinals
+            self.street_name = SHORTENED_CARDINALS.sub("00", self.street_name)
+
         if self.unit_id is not None:
             #: add `#` if there is not unit type and the unit is numeric
             if (

tests/test_address_parser.py

@@ -6,7 +6,6 @@
 """
 
 import pytest
-
 from sweeper.address_parser import (
     Address,
     InvalidStreetTypeError,
@@ -121,6 +120,32 @@ def test_no_prefix_direction_street(self):
         assert address.street_name == "MAIN"
         assert address.prefix_direction is None
 
+    def test_shortened_numeric_names(self):
+        address = Address("2040 S 23rd E")
+
+        assert address.address_number == "2040"
+        assert address.prefix_direction == "S"
+        assert address.street_name == "2300"
+        assert address.street_direction == "E"
+        assert address.normalized == "2040 S 2300 E"
+        assert address.street_type is None
+
+        address = Address("70 N 2ND E")
+        assert address.address_number == "70"
+        assert address.prefix_direction == "N"
+        assert address.street_name == "200"
+        assert address.street_direction == "E"
+        assert address.normalized == "70 N 200 E"
+        assert address.street_type is None
+
+        address = Address("123 S 20th E")
+        assert address.address_number == "123"
+        assert address.prefix_direction == "S"
+        assert address.street_name == "2000"
+        assert address.street_direction == "E"
+        assert address.normalized == "123 S 2000 E"
+        assert address.street_type is None
+
 
 class TestStreetDirection:
     """