From 014d1eaaae1e1cfaddc48f72dbfd20a351544d52 Mon Sep 17 00:00:00 2001
From: Andrew Jackson <Andrew.Jackson@bl.uk>
Date: Wed, 25 Oct 2023 14:12:50 +0100
Subject: [PATCH] Add by-stream breakdown.

---
 content/storage/summary.md | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/content/storage/summary.md b/content/storage/summary.md
index 559eabc..fbae225 100644
--- a/content/storage/summary.md
+++ b/content/storage/summary.md
@@ -206,6 +206,29 @@ tots['timestamp_dt'] = tots['timestamp_dt'].dt.year.apply(lambda x: str(x))
 show_table_and_dl(tots, 'totals_by_year_collection')
 ```
 
++++ {"editable": true, "slideshow": {"slide_type": ""}}
+
+### Totals by Year & Stream
+
+```{code-cell} ipython3
+---
+editable: true
+slideshow:
+  slide_type: ''
+tags: [remove-input]
+---
+tots = dfu.groupby([pd.Grouper(key='timestamp_dt', freq="A"), 'stream_s']).agg(count=('file_size_l', 'count'), size=('file_size_l', 'sum'))
+tots = tots.reset_index()
+
+# Clip year:
+tots['timestamp_dt'] = tots['timestamp_dt'].dt.year.apply(lambda x: str(x))
+
+# Show table and downloader:
+show_table_and_dl(tots, 'totals_by_year_stream')
+```
+
++++ {"editable": true, "slideshow": {"slide_type": ""}}
+
 ### Totals by Year, Collection, Stream, Store & Kind
 
 ```{code-cell} ipython3