From b95a11dd959bf614f359c15e087d0fc1e53584cf Mon Sep 17 00:00:00 2001
From: Duygu Altinok <duygu.altinok12@gmail.com>
Date: Wed, 7 Oct 2020 10:25:37 +0200
Subject: [PATCH] Ordinal numbers for Turkish (#6142)

* minor ordinal number addition

* fixed typo

* added corresponding lexical test
---
 spacy/lang/tr/lex_attrs.py       | 44 +++++++++++++++++++++++++++++++-
 spacy/tests/lang/tr/test_text.py | 32 +++++++++++++++++++++++
 2 files changed, 75 insertions(+), 1 deletion(-)
 create mode 100644 spacy/tests/lang/tr/test_text.py

diff --git a/spacy/lang/tr/lex_attrs.py b/spacy/lang/tr/lex_attrs.py
index 93f26fc8e..366bda9e7 100644
--- a/spacy/lang/tr/lex_attrs.py
+++ b/spacy/lang/tr/lex_attrs.py
@@ -35,6 +35,36 @@ _num_words = [
 ]
 
 
+_ordinal_words = [
+    "birinci",
+    "ikinci",
+    "üçüncü",
+    "dördüncü",
+    "beşinci",
+    "altıncı",
+    "yedinci",
+    "sekizinci",
+    "dokuzuncu",
+    "onuncu",
+    "yirminci",
+    "otuzuncu",
+    "kırkıncı",
+    "ellinci",
+    "altmışıncı",
+    "yetmişinci",
+    "sekseninci",
+    "doksanıncı",
+    "yüzüncü",
+    "bininci",
+    "mliyonuncu",
+    "milyarıncı",
+    "trilyonuncu",
+    "katrilyonuncu",
+    "kentilyonuncu",
+]
+
+_ordinal_endings = ("inci", "ıncı", "nci", "ncı", "uncu", "üncü")
+
 def like_num(text):
     if text.startswith(("+", "-", "±", "~")):
         text = text[1:]
@@ -45,8 +75,20 @@ def like_num(text):
         num, denom = text.split("/")
         if num.isdigit() and denom.isdigit():
             return True
-    if text.lower() in _num_words:
+
+    text_lower = text.lower()
+
+    #Check cardinal number
+    if text_lower in _num_words:
         return True
+
+    #Check ordinal number
+    if text_lower in _ordinal_words:
+        return True
+    if text_lower.endswith(_ordinal_endings):
+        if text_lower[:-3].isdigit() or text_lower[:-4].isdigit():
+            return True
+
     return False
 
 
diff --git a/spacy/tests/lang/tr/test_text.py b/spacy/tests/lang/tr/test_text.py
new file mode 100644
index 000000000..2fe638b5f
--- /dev/null
+++ b/spacy/tests/lang/tr/test_text.py
@@ -0,0 +1,32 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+import pytest
+from spacy.lang.tr.lex_attrs import like_num
+
+
+@pytest.mark.parametrize(
+    "word",
+    [
+        "bir",
+        "iki",
+        "dört",
+        "altı",
+        "milyon",
+        "100",
+        "birinci",
+        "üçüncü",
+        "beşinci",
+        "100üncü",
+        "8inci"
+    ]
+)
+def test_tr_lex_attrs_like_number_cardinal_ordinal(word):
+    assert like_num(word)
+
+
+@pytest.mark.parametrize("word", ["beş", "yedi", "yedinci", "birinci"])
+def test_tr_lex_attrs_capitals(word):
+    assert like_num(word)
+    assert like_num(word.upper())
+