From f56b9a20c954d18b97a99b33a18038f23d91a32b Mon Sep 17 00:00:00 2001
From: augustinm <augustinm@met.no>
Date: Fri, 18 Oct 2024 09:52:02 +0200
Subject: [PATCH] make 30 minute batch l2b files

---
 aprofiles/cli/utils/l2b.py | 18 +++++++++---------
 docs/changelog.md          |  5 +++++
 pyproject.toml             |  2 +-
 3 files changed, 15 insertions(+), 10 deletions(-)

diff --git a/aprofiles/cli/utils/l2b.py b/aprofiles/cli/utils/l2b.py
index 22ad29c..31f2012 100644
--- a/aprofiles/cli/utils/l2b.py
+++ b/aprofiles/cli/utils/l2b.py
@@ -21,12 +21,12 @@ def make_files(path_in: Path, path_out: Path, time_steps: int, progress_bar: boo
         unique_id = f"{ds.attrs['wigos_station_id']}_{ds.attrs['instrument_id']}"
         yyyymmdd = str(ds.time.data[0].astype('M8[D]')).replace('-','')        
         
-        # we just work with n latest time steps
-        start_idx = max(0, ds.time.size - time_steps)
-
-        for i in range(start_idx, ds.time.size):
-            ds1t = ds.isel(time=slice(i,i+1))
-            mmhh = pd.to_datetime(ds1t.time[0].data).strftime('%H%M')
-            file_name = Path(path_out, f"L2B_{unique_id}{yyyymmdd}{mmhh}.nc")
-            ds1t.to_netcdf('out.nc')
-            os.rename('out.nc',file_name)
+        # we just work with the 6 latest time steps, that is 30 min worth of data
+        start_idx = max(0, ds.time.size - 6)
+        ds30min = ds.isel(time=slice(start_idx,ds.time.size))
+        mmhh = pd.to_datetime(ds30min.time[0].data).strftime('%H%M')
+        
+        # write output file
+        file_name = Path(path_out, f"L2B_{unique_id}{yyyymmdd}{mmhh}.nc")
+        ds30min.to_netcdf('out.tmp')
+        os.rename('out.tmp',file_name)
diff --git a/docs/changelog.md b/docs/changelog.md
index 4568c4b..b5a1813 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -2,6 +2,11 @@
 
 :material-history:{ style="text-align: center; font-size: xx-large; display: block" }
 
+## 0.10.2
+Oct 18, 2024
+
+- make 30 minutes batch L2b files
+
 ## 0.10.1
 Oct 10, 2024
 
diff --git a/pyproject.toml b/pyproject.toml
index f5691d3..1371484 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "aprofiles"
-version = "0.10.1"
+version = "0.10.2"
 description = "Analysis of atmospheric profilers measurements"
 authors = ["augustinm <augustinm@met.no>"]
 license = "GPL-3.0"