piecewise-regression - pypi Package Compare versions

Comparing version 1.2.0 to 1.2.1

docs/README.rst

@@ -6,5 +6,6 @@ ==========================================================
 :Author: Charlie Pilgrim
-:Version: 1.2.0
+:Version: 1.2.1
 :Github: https://github.com/chasmani/piecewise-regression
 :Documentation: https://piecewise-regression.readthedocs.io/en/master/index.html
+:Paper: https://joss.theoj.org/papers/10.21105/joss.03859
 
@@ -32,4 +33,6 @@ .. image:: https://github.com/chasmani/piecewise-regression/actions/workflows/python-package.yml/badge.svg
 
-Easy-to-use piecewise regression (aka segmented regression) in Python. For fitting straight lines to data where there are one or more changes in gradient (known as breakpoints). Based on Muggeo's paper "Estimating regression models with unknown break-points" (2003).
+Easy-to-use piecewise regression (aka segmented regression) in Python. For fitting straight lines to data where there are one or more changes in gradient (known as breakpoints). Based on Muggeo's paper "Estimating regression models with unknown break-points" (2003). 
 
+When using the package, please cite the `accompanying paper <https://joss.theoj.org/papers/10.21105/joss.03859>`_.
+
 Example:
@@ -36,0 +39,0 @@

piecewise_regression.egg-info/PKG-INFO

 Metadata-Version: 2.1
 Name: piecewise-regression
-Version: 1.2.0
+Version: 1.2.1
 Summary: piecewise (segmented) regression in python
@@ -5,0 +5,0 @@ Home-page: https://github.com/chasmani/piecewise-regression

piecewise_regression/main.py

@@ -63,3 +63,3 @@
         self.yy = yy
-        self.current_breakpoints = current_breakpoints
+        self.current_breakpoints = sorted(current_breakpoints)
         self.n_breakpoints = len(current_breakpoints)
@@ -591,3 +591,3 @@
             print("Generating some random breakpoints: ", start_values)
-        return start_values
+        return sorted(start_values)
 
@@ -594,0 +594,0 @@

PKG-INFO

 Metadata-Version: 2.1
 Name: piecewise-regression
-Version: 1.2.0
+Version: 1.2.1
 Summary: piecewise (segmented) regression in python
@@ -5,0 +5,0 @@ Home-page: https://github.com/chasmani/piecewise-regression

setup.py

@@ -6,3 +6,3 @@ import setuptools
     name="piecewise-regression",
-    version="1.2.0",
+    version="1.2.1",
     description="piecewise (segmented) regression in python",
@@ -9,0 +9,0 @@ long_description=   "piecewise-regression provides tools for fitting "

tests/test_fit.py

@@ -501,3 +501,22 @@ from piecewise_regression.main import Fit, Muggeo
 
+    def test_issue_with_breakpoint_ordering(self):
+
+        np.random.seed(4)
+
+        x = list(range(20))
+        y = list(range(0, 5, 1)) + list(range(5, 0, -1)) + list(range(0, 10, 2)) + list(range(10 , 0, -2))
+        pw_fit = Fit(x, y, n_breakpoints=3)
+
+        pw_results = pw_fit.get_results()
+        pw_estimates = pw_results["estimates"]
+
+        self.assertAlmostEqual(
+            pw_estimates["alpha1"]["estimate"], 1, places=0)
+        self.assertAlmostEqual(
+            pw_estimates["alpha2"]["estimate"], -1, places=0)
+
+
 if __name__ == '__main__':
+
     unittest.main()
+

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