From 315e396b35cf131df1b8df15144fe2d60aa6d74a Mon Sep 17 00:00:00 2001
From: Serhii A <aserhii@protonmail.com>
Date: Thu, 23 Jul 2026 14:34:36 +0200
Subject: [PATCH] Fix ISO8601 parsing with explicit languages (#1352)

Close #360
---
 dateparser/parser.py      | 18 +++++++++++++++++-
 tests/test_date_parser.py | 26 ++++++++++++++++++++++++++
 2 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/dateparser/parser.py b/dateparser/parser.py
index 54bde2ceb..1f56515fc 100644
--- a/dateparser/parser.py
+++ b/dateparser/parser.py
@@ -633,7 +633,23 @@ def set_and_return(token, type, component, dateobj, skip_date_order=False):
         def parse_number(token, skip_component=None):
             type = 0
 
-            for component, directives in self.ordered_num_directives.items():
+            num_directives = self.ordered_num_directives
+            if (
+                skip_component == "year"
+                and self.day is None
+                and self.month is None
+                and "DATE_ORDER" not in self.settings._mod_settings
+            ):
+                # The date string starts with a four-digit year (e.g. an
+                # ISO 8601 date like "2017-06-22"), so the remaining numeric
+                # components are expected in month-day order, regardless of
+                # the locale date order, unless the caller explicitly set
+                # DATE_ORDER (#360).
+                num_directives = {
+                    k: self.num_directives[k] for k in ("month", "day", "year")
+                }
+
+            for component, directives in num_directives.items():
                 if skip_component == component:
                     continue
                 for directive in directives:
diff --git a/tests/test_date_parser.py b/tests/test_date_parser.py
index 4bbf36c55..012c8a956 100644
--- a/tests/test_date_parser.py
+++ b/tests/test_date_parser.py
@@ -929,6 +929,32 @@ def test_iso_datestamp_format_should_always_parse(
         self.result["date_obj"] = self.result["date_obj"].replace(tzinfo=None)
         self.then_date_obj_exactly_is(expected)
 
+    @parameterized.expand(
+        [
+            param("2017-06-22", languages=["it"], expected=datetime(2017, 6, 22)),
+            param("2017-06-10", languages=["it"], expected=datetime(2017, 6, 10)),
+            param("2017-06-22", languages=["fr"], expected=datetime(2017, 6, 22)),
+            param(
+                "2015-05-02T10:20:19+0000",
+                languages=["fr"],
+                expected=datetime(2015, 5, 2, 10, 20, 19),
+            ),
+        ]
+    )
+    def test_iso_datestamp_format_should_parse_with_locale_date_order(
+        self, date_string, languages, expected
+    ):
+        # Regression test for #360: dates starting with a four-digit year
+        # (e.g. ISO 8601 dates) must parse even when the locale date order
+        # is not year-first (Italian and French use DMY), without needing
+        # the PREFER_LOCALE_DATE_ORDER=False workaround.
+        self.given_local_tz_offset(0)
+        self.given_parser(languages=languages)
+        self.when_date_is_parsed(date_string)
+        self.then_date_was_parsed_by_date_parser()
+        self.result["date_obj"] = self.result["date_obj"].replace(tzinfo=None)
+        self.then_date_obj_exactly_is(expected)
+
     @parameterized.expand(
         [
             # Epoch timestamps.