diff --git a/frappe/utils/make_random.py b/frappe/utils/make_random.py
index 1915cbb620..e0bf31b3d4 100644
--- a/frappe/utils/make_random.py
+++ b/frappe/utils/make_random.py
@@ -1,7 +1,11 @@
 import random
+from typing import TYPE_CHECKING
 
 import frappe
 
+if TYPE_CHECKING:
+	from frappe.model.document import Document
+
 settings = frappe._dict(
 	prob={
 		"default": {"make": 0.6, "qty": (1, 5)},
@@ -9,7 +13,7 @@ settings = frappe._dict(
 )
 
 
-def add_random_children(doc, fieldname, rows, randomize, unique=None):
+def add_random_children(doc: "Document", fieldname: str, rows, randomize: dict, unique=None):
 	nrows = rows
 	if rows > 1:
 		nrows = random.randrange(1, rows)
@@ -29,15 +33,13 @@ def add_random_children(doc, fieldname, rows, randomize, unique=None):
 			doc.append(fieldname, d)
 
 
-def get_random(doctype, filters=None, doc=False):
+def get_random(doctype: str, filters: dict = None, doc: bool = False):
 	condition = []
 	if filters:
-		for key, val in filters.items():
-			condition.append("{}='{}'".format(key, str(val).replace("'", "'")))
-	if condition:
-		condition = " where " + " and ".join(condition)
-	else:
-		condition = ""
+		condition.extend(
+			"{}='{}'".format(key, str(val).replace("'", "'")) for key, val in filters.items()
+		)
+	condition = " where " + " and ".join(condition) if condition else ""
 
 	out = frappe.db.multisql(
 		{
@@ -54,13 +56,12 @@ def get_random(doctype, filters=None, doc=False):
 
 	if doc and out:
 		return frappe.get_doc(doctype, out)
-	else:
-		return out
+	return out
 
 
-def can_make(doctype):
+def can_make(doctype: str) -> bool:
 	return random.random() < settings.prob.get(doctype, settings.prob["default"])["make"]
 
 
-def how_many(doctype):
+def how_many(doctype: str) -> int:
 	return random.randrange(*settings.prob.get(doctype, settings.prob["default"])["qty"])