CI: Unpin Miniconda for CI

Closes pandas-dev#17696

xref pandas-dev#17700

Author: TomAugspurger

appveyor.yml

@@ -59,7 +59,7 @@ install:
 
   # install our build environment
   - cmd: conda config --set show_channel_urls true --set always_yes true --set changeps1 false
-  # - cmd: conda update -q conda
+  - cmd: conda update -q conda
   - cmd: conda config --set ssl_verify false
 
   # add the pandas channel *before* defaults to have defaults take priority

ci/install.ps1

@@ -7,7 +7,7 @@ $MINICONDA_URL = "http://repo.continuum.io/miniconda/"
 
 function DownloadMiniconda ($python_version, $platform_suffix) {
     $webclient = New-Object System.Net.WebClient
-    $filename = "Miniconda3-4.3.21-Windows-" + $platform_suffix + ".exe"
+    $filename = "Miniconda3-latest-Windows-" + $platform_suffix + ".exe"
     $url = $MINICONDA_URL + $filename
 
     $basedir = $pwd.Path + "\"
@@ -85,7 +85,7 @@ function UpdateConda ($python_home) {
 
 function main () {
     InstallMiniconda "3.5" $env:PYTHON_ARCH $env:CONDA_ROOT
-    # UpdateConda $env:CONDA_ROOT
+    UpdateConda $env:CONDA_ROOT
     InstallCondaPackages $env:CONDA_ROOT "conda-build jinja2 anaconda-client"
 }
 

ci/install_circle.sh

@@ -10,17 +10,15 @@ echo "[Using clean Miniconda install]"
 rm -rf "$MINICONDA_DIR"
 
 # install miniconda
-# wget http://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -q -O miniconda.sh || exit 1
-# Pin miniconda
-wget https://repo.continuum.io/miniconda/Miniconda2-4.3.21-Linux-x86_64.sh -q -O miniconda.sh || exit 1
+wget http://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -q -O miniconda.sh || exit 1
 bash miniconda.sh -b -p "$MINICONDA_DIR" || exit 1
 
 export PATH="$MINICONDA_DIR/bin:$PATH"
 
 echo "[update conda]"
 conda config --set ssl_verify false || exit 1
 conda config --set always_yes true --set changeps1 false || exit 1
-# conda update -q conda
+conda update -q conda
 
 # add the pandas channel to take priority
 # to add extra packages

ci/install_travis.sh

@@ -34,13 +34,9 @@ fi
 
 # install miniconda
 if [ "${TRAVIS_OS_NAME}" == "osx" ]; then
-    # temporarily pin miniconda
-    # time wget http://repo.continuum.io/miniconda/Miniconda3-latest-MacOSX-x86_64.sh -O miniconda.sh || exit 1
-    time wget https://repo.continuum.io/miniconda/Miniconda2-4.3.21-MacOSX-x86_64.sh -O miniconda.sh || exit 1
+    time wget http://repo.continuum.io/miniconda/Miniconda3-latest-MacOSX-x86_64.sh -O miniconda.sh || exit 1
 else
-    # temporarily pin miniconda
-    # time wget http://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O miniconda.sh || exit 1
-    time wget https://repo.continuum.io/miniconda/Miniconda2-4.3.21-Linux-x86_64.sh -O miniconda.sh || exit 1
+    time wget http://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O miniconda.sh || exit 1
 fi
 time bash miniconda.sh -b -p "$MINICONDA_DIR" || exit 1
 
@@ -52,7 +48,7 @@ echo
 echo "[update conda]"
 conda config --set ssl_verify false || exit 1
 conda config --set quiet true --set always_yes true --set changeps1 false || exit 1
-# conda update -q conda
+conda update -q conda
 
 echo
 echo "[add channels]"