fix: add _lt to extractors

frappe/__init__.py

@@ -119,6 +119,17 @@ def _(msg: str, lang: str | None = None, context: str | None = None) -> str:
 
 
 def _lt(msg: str, lang: str | None = None, context: str | None = None):
+	"""Lazily translate a string.
+
+
+	This function returns a "lazy string" which when casted to string via some operation applies
+	translation first before casting.
+
+	This is only useful for translating strings in global scope or anything that potentially runs
+	before `frappe.init()`
+
+	Note: Result is not guaranteed to equivalent to pure strings for all operations.
+	"""
 	from frappe.translate import LazyTranslate
 
 	return LazyTranslate(msg, lang, context)

frappe/gettext/translate.py

@@ -7,7 +7,7 @@ from datetime import datetime
 from pathlib import Path
 
 from babel.messages.catalog import Catalog
-from babel.messages.extract import extract_from_dir
+from babel.messages.extract import DEFAULT_KEYWORDS, extract_from_dir
 from babel.messages.mofile import read_mo, write_mo
 from babel.messages.pofile import read_po, write_po
 
@@ -128,6 +128,9 @@ def generate_pot(target_app: str | None = None):
 	apps = [target_app] if target_app else frappe.get_all_apps(True)
 	default_method_map = get_method_map("frappe")
 
+	keywords = DEFAULT_KEYWORDS.copy()
+	keywords["_lt"] = None
+
 	for app in apps:
 		app_path = frappe.get_pymodule_path(app)
 		catalog = get_catalog(app)
@@ -138,7 +141,7 @@ def generate_pot(target_app: str | None = None):
 		method_map.extend(default_method_map)
 
 		for filename, lineno, message, comments, context in extract_from_dir(
-			app_path, method_map, directory_filter=directory_filter
+			app_path, method_map, directory_filter=directory_filter, keywords=keywords
 		):
 			if not message:
 				continue

frappe/tests/test_translate.py

@@ -200,6 +200,7 @@ class TestTranslate(FrappeTestCase):
 				)
 			_(not_a_string)
 			_(not_a_string, context="wat")
+			_lt("Communication")
 		"""
 		)
 		expected_output = [
@@ -209,6 +210,7 @@ class TestTranslate(FrappeTestCase):
 			(5, "name with", "name context"),
 			(6, "broken on", "new line"),
 			(10, "broken on separate line", None),
+			(15, "Communication", None),
 		]
 
 		output = extract_messages_from_python_code(code)

frappe/translate.py

@@ -632,7 +632,7 @@ def extract_messages_from_python_code(code: str) -> list[tuple[int, str, str | N
 
 	for message in extract_python(
 		io.BytesIO(code.encode()),
-		keywords=["_"],
+		keywords=["_", "_lt"],
 		comment_tags=(),
 		options={},
 	):