fix: initialization of the client without auth credentials

Author: bednar

influxdb_client/client/_base.py

@@ -72,15 +72,17 @@ def __init__(self, url, token, debug=None, timeout=10_000, enable_gzip=False, or
 
         self.conf.username = kwargs.get('username', None)
         self.conf.password = kwargs.get('password', None)
-        # by header
-        self.auth_header_name = "Authorization"
+        # defaults
+        self.auth_header_name = None
         self.auth_header_value = None
         # by token
         if self.token:
+            self.auth_header_name = "Authorization"
             self.auth_header_value = "Token " + self.token
         # by HTTP basic
         auth_basic = kwargs.get('auth_basic', False)
         if auth_basic:
+            self.auth_header_name = "Authorization"
             self.auth_header_value = "Basic " + base64.b64encode(token.encode()).decode()
         # by username, password
         if self.conf.username and self.conf.password:

tests/test_InfluxDBClient.py

@@ -178,6 +178,7 @@ def test_timeout_as_float(self):
     def test_init_without_token(self):
         self.client = InfluxDBClient("http://localhost:8086")
         self.assertIsNotNone(self.client)
+        self.client.query_api().query("buckets()", "my-org")
 
 
 class InfluxDBClientTestIT(BaseTest):

tests/test_InfluxDBClientAsync.py

@@ -242,6 +242,7 @@ async def test_username_password_authorization(self):
     async def test_init_without_token(self):
         await self.client.close()
         self.client = InfluxDBClientAsync("http://localhost:8086")
+        await self.client.query_api().query("buckets()", "my-org")
 
     async def _prepare_data(self, measurement: str):
         _point1 = Point(measurement).tag("location", "Prague").field("temperature", 25.3)