MNT rerender with conda-smithy 1.3.3

appveyor.yml

@@ -58,6 +58,16 @@ install:
     - cmd: rmdir C:\cygwin /s /q
     - appveyor DownloadFile "https://raw.githubusercontent.com/pelson/Obvious-CI/master/bootstrap-obvious-ci-and-miniconda.py"
     - cmd: python bootstrap-obvious-ci-and-miniconda.py %CONDA_INSTALL_LOCN% %TARGET_ARCH% %CONDA_PY:~0,1% --without-obvci
+
+    # Add a hack to switch to `conda` version `4.1.12` before activating.
+    # This is required to handle a long path activation issue.
+    # Please see PR ( https://github.com/conda/conda/pull/3349 ).
+    - cmd: set "OLDPATH=%PATH%"
+    - cmd: set "PATH=%CONDA_INSTALL_LOCN%\\Scripts;%CONDA_INSTALL_LOCN%\\Library\\bin;%PATH%"
+    - cmd: conda install --yes --quiet conda=4.1.12
+    - cmd: set "PATH=%OLDPATH%"
+    - cmd: set "OLDPATH="
+
     - cmd: call %CONDA_INSTALL_LOCN%\Scripts\activate.bat
     - cmd: set PYTHONUNBUFFERED=1