Update install script to pip install into correct conda env (#2144)

* pip install into conda env
* Make compatible with windows
* Install linux specific packages separately
---------

Co-authored-by: Casper da Costa-Luis <[email protected]>

Author: hrobarts

CHANGELOG.md

@@ -18,6 +18,7 @@
       - Extra functionality for sampler: `get_previous_samples()` and `get_current_sample()` (#2079)
       - Renamed Sampler's `get_samples` to `view_samples` (deprecating `get_samples`) #2128 
       - PDHG 'check_convergence' updated for new literature (#2084)
+      - Make install local env script work on windows (#2144)
   - Testing
       - Developers can now add `#all-tests` to their commit message on a PR to run the full matrix of GitHub actions tests (#2081)
       - Added tests for ProjectionOperator inputs that use `unittest-parametrize` module (#1990)

scripts/create_local_env_for_cil_development.sh

@@ -54,8 +54,6 @@ conda_args=(create --name="$name"
   ipp'>=2021.10'
   ipp-devel'>=2021.10'
   ipp-include'>=2021.10'
-  libgcc-ng
-  libstdcxx-ng
   matplotlib-base
   numba
   olefile'>=0.46'
@@ -68,6 +66,11 @@ conda_args=(create --name="$name"
   tqdm
   zenodo_get'>=1.6'
 )
+
+if test "$(uname)" = Linux; then
+  conda_args+=(libgcc-ng libstdcxx-ng)
+fi
+
 if test -n "$cil_ver"; then
   echo "CIL version $cil_ver"
   conda_args+=(cil="${cil_ver}")
@@ -99,7 +102,13 @@ else
   )
 fi
 
-conda "${conda_args[@]}" 
+conda "${conda_args[@]}"
 if [[ -n "${pip_install_pkgs[@]}" ]]; then
-  python -m pip install "${pip_install_pkgs[@]}"
-fi
+  env_path=$(conda info --base)/envs/"$name"
+  if [[ "$OSTYPE" =~ msys|win32|cygwin ]]; then
+    python_exec="$env_path/python.exe"
+  else
+    python_exec="$env_path/bin/python"
+  fi
+  "$python_exec" -m pip install "${pip_install_pkgs[@]}"
+fi