1 files changed, 51 insertions, 0 deletions
diff --git a/examples/example-era5-update.py b/examples/example-era5-update.py
new file mode 100755
index 0000000..8b56573
--- /dev/null
+++ b/examples/example-era5-update.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+
+# (C) Copyright 2018 ECMWF.
+#
+# This software is licensed under the terms of the Apache Licence Version 2.0
+# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
+# In applying this licence, ECMWF does not waive the privileges and immunities
+# granted to it by virtue of its status as an intergovernmental organisation nor
+# does it submit to any jurisdiction.
+
+import time
+import cdsapi
+
+c = cdsapi.Client(debug=True, wait_until_complete=False)
+
+r = c.retrieve(
+    "reanalysis-era5-single-levels",
+    {
+        "variable": "2t",
+        "product_type": "reanalysis",
+        "date": "2015-12-01",
+        "time": "14:00",
+        "format": "netcdf",
+    },
+)
+
+sleep = 30
+while True:
+    r.update()
+    reply = r.reply
+    r.info("Request ID: %s, state: %s" % (reply["request_id"], reply["state"]))
+
+    if reply["state"] == "completed":
+        break
+    elif reply["state"] in ("queued", "running"):
+        r.info("Request ID: %s, sleep: %s", reply["request_id"], sleep)
+        time.sleep(sleep)
+    elif reply["state"] in ("failed",):
+        r.error("Message: %s", reply["error"].get("message"))
+        r.error("Reason:  %s", reply["error"].get("reason"))
+        for n in (
+            reply.get("error", {}).get("context", {}).get("traceback", "").split("\n")
+        ):
+            if n.strip() == "":
+                break
+            r.error("  %s", n)
+        raise Exception(
+            "%s. %s." % (reply["error"].get("message"), reply["error"].get("reason"))
+        )
+
+r.download("test.nc")