Make sure that only pypi dependencies are used (home-assistant#15490)

script/gen_requirements_all.py

@@ -182,6 +182,10 @@ def gather_modules():
         for req in module.REQUIREMENTS:
             if req in IGNORE_REQ:
                 continue
+            if '://' in req:
+                errors.append(
+                    "{}[Only pypi dependencies are allowed: {}]".format(
+                        package, req))
             if req.partition('==')[1] == '' and req not in IGNORE_PIN:
                 errors.append(
                     "{}[Please pin requirement {}, see {}]".format(
@@ -257,7 +261,7 @@ def write_requirements_file(data):
 
 
 def write_test_requirements_file(data):
-    """Write the modules to the requirements_all.txt."""
+    """Write the modules to the requirements_test_all.txt."""
     with open('requirements_test_all.txt', 'w+', newline="\n") as req_file:
         req_file.write(data)
 
@@ -275,7 +279,7 @@ def validate_requirements_file(data):
 
 
 def validate_requirements_test_file(data):
-    """Validate if requirements_all.txt is up to date."""
+    """Validate if requirements_test_all.txt is up to date."""
     with open('requirements_test_all.txt', 'r') as req_file:
         return data == req_file.read()