windows build: cache pip downloads

contrib/build-linux/appimage/build.sh

@@ -9,6 +9,7 @@ DISTDIR="$PROJECT_ROOT/dist"
 BUILDDIR="$CONTRIB_APPIMAGE/build/appimage"
 APPDIR="$BUILDDIR/electrum.AppDir"
 CACHEDIR="$CONTRIB_APPIMAGE/.cache/appimage"
+PIP_CACHE_DIR="$CACHEDIR/pip_cache"
 
 export GCC_STRIP_BINARIES="1"
 
@@ -26,7 +27,7 @@ APPIMAGE="$DISTDIR/electrum-$VERSION-x86_64.AppImage"
 . "$CONTRIB"/build_tools_util.sh
 
 rm -rf "$BUILDDIR"
-mkdir -p "$APPDIR" "$CACHEDIR" "$DISTDIR"
+mkdir -p "$APPDIR" "$CACHEDIR" "$PIP_CACHE_DIR" "$DISTDIR"
 
 # potential leftover from setuptools that might make pip put garbage in binary
 rm -rf "$PROJECT_ROOT/build"
@@ -118,9 +119,8 @@ info "preparing electrum-locale."
 
 
 info "Installing build dependencies."
-mkdir -p "$CACHEDIR/pip_cache"
 "$python" -m pip install --no-dependencies --no-binary :all: --no-warn-script-location \
-    --cache-dir "$CACHEDIR/pip_cache" -r "$CONTRIB/deterministic-build/requirements-build-appimage.txt"
+    --cache-dir "$PIP_CACHE_DIR" -r "$CONTRIB/deterministic-build/requirements-build-appimage.txt"
 
 info "installing electrum and its dependencies."
 # note: we prefer compiling C extensions ourselves, instead of using binary wheels,
@@ -128,14 +128,14 @@ info "installing electrum and its dependencies."
 #       - PyQt5, as it's harder to build from source
 #       - cryptography, as building it would need openssl 1.1, not available on ubuntu 16.04
 "$python" -m pip install --no-dependencies --no-binary :all: --no-warn-script-location \
-    --cache-dir "$CACHEDIR/pip_cache" -r "$CONTRIB/deterministic-build/requirements.txt"
+    --cache-dir "$PIP_CACHE_DIR" -r "$CONTRIB/deterministic-build/requirements.txt"
 "$python" -m pip install --no-dependencies --no-binary :all: --only-binary pyqt5,cryptography --no-warn-script-location \
-    --cache-dir "$CACHEDIR/pip_cache" -r "$CONTRIB/deterministic-build/requirements-binaries.txt"
+    --cache-dir "$PIP_CACHE_DIR" -r "$CONTRIB/deterministic-build/requirements-binaries.txt"
 "$python" -m pip install --no-dependencies --no-binary :all: --no-warn-script-location \
-    --cache-dir "$CACHEDIR/pip_cache" -r "$CONTRIB/deterministic-build/requirements-hw.txt"
+    --cache-dir "$PIP_CACHE_DIR" -r "$CONTRIB/deterministic-build/requirements-hw.txt"
 
 "$python" -m pip install --no-dependencies --no-warn-script-location \
-    --cache-dir "$CACHEDIR/pip_cache" "$PROJECT_ROOT"
+    --cache-dir "$PIP_CACHE_DIR" "$PROJECT_ROOT"
 
 # was only needed during build time, not runtime
 "$python" -m pip uninstall -y Cython

contrib/build-wine/build-electrum-git.sh

@@ -7,7 +7,7 @@ export WINEPREFIX=/opt/wine64
 export WINEDEBUG=-all
 export PYTHONDONTWRITEBYTECODE=1
 
-PYHOME=c:/python3
+PYHOME="c:/python3"
 PYTHON="wine $PYHOME/python.exe -OO -B"
 
 
@@ -42,9 +42,14 @@ popd
 
 
 # Install frozen dependencies
-$PYTHON -m pip install --no-dependencies --no-warn-script-location -r "$CONTRIB"/deterministic-build/requirements.txt
+$PYTHON -m pip install --no-dependencies --no-warn-script-location \
+    --cache-dir "$WINE_PIP_CACHE_DIR" -r "$CONTRIB"/deterministic-build/requirements.txt
 
-$PYTHON -m pip install --no-dependencies --no-warn-script-location -r "$CONTRIB"/deterministic-build/requirements-hw.txt
+$PYTHON -m pip install --no-dependencies --no-warn-script-location \
+    --cache-dir "$WINE_PIP_CACHE_DIR" -r "$CONTRIB"/deterministic-build/requirements-binaries.txt
+
+$PYTHON -m pip install --no-dependencies --no-warn-script-location \
+    --cache-dir "$WINE_PIP_CACHE_DIR" -r "$CONTRIB"/deterministic-build/requirements-hw.txt
 
 pushd $WINEPREFIX/drive_c/electrum
 # see https://github.com/pypa/pip/issues/2195 -- pip makes a copy of the entire directory

contrib/build-wine/build.sh

@@ -24,7 +24,8 @@ export GCC_STRIP_BINARIES="1"
 export CONTRIB="$here/.."
 export PROJECT_ROOT="$CONTRIB/.."
 export CACHEDIR="$here/.cache/$WIN_ARCH"
-export PIP_CACHE_DIR="$CACHEDIR/pip_cache"
+export PIP_CACHE_DIR="$CACHEDIR/wine_pip_cache"
+export WINE_PIP_CACHE_DIR="c:/electrum/contrib/build-wine/.cache/$WIN_ARCH/wine_pip_cache"
 export DLL_TARGET_DIR="$CACHEDIR/dlls"
 
 . "$CONTRIB"/build_tools_util.sh

contrib/build-wine/prepare-wine.sh

@@ -63,10 +63,8 @@ done
 break_legacy_easy_install
 
 info "Installing build dependencies."
-$PYTHON -m pip install --no-dependencies --no-warn-script-location -r "$CONTRIB"/deterministic-build/requirements-build-wine.txt
-
-info "Installing dependencies specific to binaries."
-$PYTHON -m pip install --no-dependencies --no-warn-script-location -r "$CONTRIB"/deterministic-build/requirements-binaries.txt
+$PYTHON -m pip install --no-dependencies --no-warn-script-location \
+    --cache-dir "$WINE_PIP_CACHE_DIR" -r "$CONTRIB"/deterministic-build/requirements-build-wine.txt
 
 info "Installing NSIS."
 download_if_not_exist "$CACHEDIR/$NSIS_FILENAME" "$NSIS_URL"