Add stats module for chunked statistics

CITATION.cff

@@ -1,22 +1,37 @@
-cff-version: 1.2.0
-message: "If you use this software, please cite it as below."
+# This CITATION.cff file was generated with cffinit.
+# Visit https://bit.ly/cffinit to generate yours today!
 
-title: "de:code"
-abstract: "DESHIMA code for data analysis"
-version: 2025.4.2
-date-released: 2025-04-17
-license: "MIT"
-doi: "10.5281/zenodo.3384216"
-url: "https://github.com/deshima-dev/decode"
+cff-version: 1.2.0
+title: decode
+message: >-
+  If you use this software, please cite it using the
+  metadata from this file.
+type: software
 authors:
-  - given-names: "Akio"
-    family-names: "Taniguchi"
-    affiliation: "Kitami Institute of Technology"
-    orcid: "https://orcid.org/0000-0002-9695-6183"
-  - given-names: "Juri"
-    family-names: "Yamanaka"
-    affiliation: "Nagoya University"
-  - given-names: "Shinji"
-    family-names: "Fujita"
-    affiliation: "The Institute of Statistical Mathematics"
-    orcid: "https://orcid.org/0000-0002-6375-7065"
+  - given-names: Akio
+    family-names: Taniguchi
+    affiliation: Kitami Institute of Technology
+    orcid: 'https://orcid.org/0000-0002-9695-6183'
+  - given-names: Juri
+    family-names: Yamanaka
+    affiliation: Nagoya University
+  - given-names: Shinji
+    family-names: Fujita
+    affiliation: The Institute of Statistical Mathematics
+    orcid: 'https://orcid.org/0000-0002-6375-7065'
+identifiers:
+  - type: doi
+    value: 10.5281/zenodo.3384216
+repository-code: 'https://github.com/deshima-dev/decode'
+url: 'https://deshima-dev.github.io/decode'
+abstract: DESHIMA code for data analysis
+keywords:
+  - python
+  - astronomy
+  - data-analysis
+  - deshima
+  - spectroscopy
+  - submillimeter
+license: MIT
+version: 2025.6.0
+date-released: '2025-06-23'

README.md

@@ -11,7 +11,7 @@ DESHIMA code for data analysis
 ## Installation
 
 ```shell
-pip install decode==2025.4.2
+pip install decode==2025.6.0
 ```
 
 ## Quick look

decode/__init__.py

@@ -8,9 +8,10 @@
     "plot",
     "qlook",
     "select",
+    "stats",
     "utils",
 ]
-__version__ = "2025.4.2"
+__version__ = "2025.6.0"
 
 
 # submodules
@@ -23,4 +24,5 @@
 from . import plot
 from . import qlook
 from . import select
+from . import stats
 from . import utils