Updated everything to the v0.5.0 release.

CHANGELOG.md

 # Changelog
 All notable changes to this project will be documented in this file.
 
+## v0.5.0 - 2023-06-06 - moving block bootstrap
+
+### general:
+* implemented trend analysis tools after TOAR statistical guidance note
+
+### new features:
+* trend analysis tools now use moving block bootstrap
+
+### technical:
+* restructured and expanded testing
+
 ## v0.4.0 - 2023-02-21 - renaming of metrics
 
 ### general:

README.md

@@ -139,20 +139,25 @@ import toarstats.trends
 
 The `calculate_trend` interface is defined like this:
 ```
-calculate_trend(method, data, formula="value ~ datetime", quantiles=None):
+calculate_trend(method, data, quantiles=None, num_samples=1000)
     """Calculate the trend using the requested method.
 
     This function is the public interface for the ``trends`` subpackage.
     It takes all the user inputs and returns the result of the requested
     trend analysis.
 
+    The calculation follows "Guidance note on best statistical practices
+    for TOAR analyses" (Chang et al. 2023,
+    https://arxiv.org/pdf/2304.14236.pdf) Annex E.
+
     :param method: either ``"OLS"`` or ``"quant"``
     :param data: data containing a list of date time values and
                  associated parameter values on which to calculate the
                  trend
-    :param formula: the formula specifying the model
     :param quantiles: a single quantile or a list of quantiles to
                       calculate, these must be between 0 and 1; only
                       needed when ``method="quant"``
+    :param num_samples: number of sampled trends in moving block
+                        bootstrap
     """
 ```

docs/conf.py

@@ -9,7 +9,7 @@
 project = 'toarstats'
 copyright = '2021, Forschungszentrum Jülich GmbH'
 author = 'Niklas Selke'
-release = '0.4.0'
+release = '0.5.0'
 
 # -- General configuration ---------------------------------------------------
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration

requirements.txt

 numpy==1.24.3
-pandas==2.0.1
+pandas==2.0.2
+scipy==1.10.1
 statsmodels==0.14.0

setup.cfg

 [metadata]
 name = toarstats
-version = 0.4.0
+version = 0.5.0
 author = Niklas Selke
 author_email = n.selke@fz-juelich.de
 description = Collection of statistics for the TOAR community
@@ -13,7 +13,6 @@ classifiers =
     Operating System :: OS Independent
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
@@ -24,7 +23,7 @@ packages =
     toarstats
     toarstats/metrics
     toarstats/trends
-python_requires = >=3.7
+python_requires = >=3.8
 install_requires =
-    pandas>=1.0
+    pandas>=2.0
     statsmodels>=0.13