Merge remote-tracking branch 'upstream/master'

[nominatim.git] / src / nominatim_db / tools / replication.py

diff --git a/src/nominatim_db/tools/replication.py b/src/nominatim_db/tools/replication.py
index 2b1d444f0cb1e3cd08b6540273ac9b64d136e43f..082523cd7483d0bcd7a27dc7d99f1f6dccbc7a86 100644 (file)
--- a/src/nominatim_db/tools/replication.py
+++ b/src/nominatim_db/tools/replication.py
@@ -16,8 +16,6 @@ import time
 import types
 import urllib.request as urlrequest
 
-import requests
-
 from ..errors import UsageError
 from ..db import status
 from ..db.connection import Connection, connect, server_version_tuple
@@ -27,13 +25,15 @@ try:
     from osmium.replication.server import ReplicationServer
     from osmium import WriteHandler
     from osmium import version as pyo_version
-except ImportError as exc:
+    import requests
+except ModuleNotFoundError as exc:
     logging.getLogger().critical("pyosmium not installed. Replication functions not available.\n"
-                                 "To install pyosmium via pip: pip3 install osmium")
+                                 "To install pyosmium via pip: pip install osmium")
     raise UsageError("replication tools not available") from exc
 
 LOG = logging.getLogger()
 
+
 def init_replication(conn: Connection, base_url: str,
                      socket_timeout: int = 60) -> None:
     """ Set up replication for the server at the given base URL.
@@ -84,6 +84,7 @@ def check_for_updates(conn: Connection, base_url: str,
     LOG.warning("New data available (%i => %i).", seq, state.sequence)
     return 0
 
+
 class UpdateState(Enum):
     """ Possible states after an update has run.
     """
@@ -177,12 +178,12 @@ def _make_replication_server(url: str, timeout: int) -> ContextManager[Replicati
             """ Download a resource from the given URL and return a byte sequence
                 of the content.
             """
-            headers = {"User-Agent" : f"Nominatim (pyosmium/{pyo_version.pyosmium_release})"}
+            headers = {"User-Agent": f"Nominatim (pyosmium/{pyo_version.pyosmium_release})"}
 
             if self.session is not None:
                 return self.session.get(url.get_full_url(),
-                                       headers=headers, timeout=timeout or None,
-                                       stream=True)
+                                        headers=headers, timeout=timeout or None,
+                                        stream=True)
 
             @contextmanager
             def _get_url_with_session() -> Iterator[requests.Response]: