Use pip to update weave

.appveyor.yml

@@ -71,6 +71,12 @@ install:
     - cmd: if "%TARGET_ARCH%" == "x86" if "%CONDA_PY%" == "27" conda.exe install --quiet --name root mayavi weave
     - cmd: if "%TARGET_ARCH%" == "x86" if "%FIPY_SOLVERS%" == "pysparse" conda.exe install --quiet --name root pysparse
 
+    # conda-forge weave 0.17 is incompatible with something
+>     # else and conda-forge weave 0.15 is
+    # [broken](https://github.com/scipy/weave/issues/11)
+    - cmd: conda.exe remove --channel conda-forge weave
+    - cmd: pip install weave
+
     - cmd: if "%CONDA_PY%" == "36" 2to3 --write . 1> NUL 2>&1
     - cmd: if "%CONDA_PY%" == "36" 2to3 --write --doctests_only . 1> NUL 2>&1
 

.circleci/config.yml

@@ -40,6 +40,11 @@ commands:
             source activate ~/project/<< parameters.env >>
             conda uninstall --quiet fipy
             pip install scikit-fmm
+            # conda-forge weave 0.17 is incompatible with something
+            # else and conda-forge weave 0.15 is
+            # [broken](https://github.com/scipy/weave/issues/11)
+            conda remove --channel conda-forge weave
+            pip install weave
 
   test_fipy:
     description: "Run FiPy Tests"

.travis.yml

@@ -47,6 +47,12 @@ before_install:
   # Useful for debugging any issues with conda
   - conda info -a
   - pip install scikit-fmm
+  # conda-forge weave 0.17 is incompatible with something
+  # else and conda-forge weave 0.15 is
+  # [broken](https://github.com/scipy/weave/issues/11)
+  - conda remove --channel conda-forge weave
+  - pip install weave
+
 install:
   - if [[ $PY3K -eq 1 ]]; then
       2to3 --write . &> /dev/null;