Merge pull request #562 from efiop/master

repro: fix --force option

.appveyor.yml

@@ -41,14 +41,11 @@ environment:
 #      PYTHON_ARCH: "64"
 
 install:
-  - cinst graphviz
   - cinst wget
   - cinst awscli
   - cinst gsutil
   - cinst openssl.light
-  - wget --no-check-certificate https://github.com/dpinney/omf/raw/master/omf/static/pygraphviz-1.3.1-cp27-none-win32.whl
-  - pip install --upgrade pip setuptools
-  - pip install pygraphviz-1.3.1-cp27-none-win32.whl
+  - pip install --user --upgrade pip
   - pip install -r requirements.txt
   - python setup.py install
 

dvc/project.py

@@ -125,7 +125,7 @@ class Project(object):
         return stage
 
     def _reproduce_stage(self, stages, node, force):
-        if not stages[node].changed():
+        if not stages[node].changed() and not force:
             return []
 
         stages[node].reproduce(force=force)

tests/test_repro.py

@@ -25,6 +25,12 @@ class TestRepro(TestDvc):
                      cmd='python {} {} {}'.format(self.CODE, self.FOO, self.file1))
 
 
+class TestReproForce(TestRepro):
+    def test(self):
+        stages = self.dvc.reproduce(self.file1_stage, force=True)
+        self.assertEqual(len(stages), 2)
+
+
 class TestReproChangedCode(TestRepro):
     def test(self):
         self.swap_code()