python: bug fix when version = none (#14)

* python: bug fix

* add missing "none" proposal

* nit

src/docker-from-docker/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "20.10"],
+            "proposals": ["latest", "none", "20.10"],
             "default": "latest",
             "description": "Select or enter a Docker/Moby CLI version. (Availability can vary by OS version.)"
         },

src/docker-in-docker/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "20.10" ],
+            "proposals": ["latest", "none", "20.10" ],
             "default": "latest",
             "description": "Select or enter a Docker/Moby Engine version. (Availability can vary by OS version.)"
         },

src/git-lfs/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "enum": ["latest"],
+            "enum": ["latest", "none"],
             "default": "latest",
             "description": "Currently unused."
         }

src/github-cli/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest"],
+            "proposals": ["latest", "none"],
             "default": "latest",
             "description": "Select version of the GitHub CLI, if not latest."
         }

src/go/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "1.18", "1.17"],
+            "proposals": ["latest", "none", "1.18", "1.17"],
             "default": "latest",
             "description": "Select or enter a Go version to install"
         }

src/gradle/feature.json

@@ -5,7 +5,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "7", "6", "5"],
+            "proposals": ["latest", "none", "7", "6", "5"],
             "default": "latest",
             "description": "Select or enter a Gradle version to install"
         }

src/java/feature.json

@@ -4,7 +4,7 @@
   "options": {
     "version": {
       "type": "string",
-      "proposals": ["lts", "latest", "17", "11", "8"],
+      "proposals": ["lts", "latest", "none", "17", "11", "8"],
       "default": "lts",
       "description": "Select or enter a Java version to install"
     }

src/kubectl-helm-minikube/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "1.23", "1.22", "1.21"],
+            "proposals": ["latest", "none", "1.23", "1.22", "1.21"],
             "default": "latest",
             "description": "Select or enter a Kubernetes version to install"
         },

src/maven/feature.json

@@ -5,7 +5,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "3.8", "3.6", "3.5"],
+            "proposals": ["latest", "none", "3.8", "3.6", "3.5"],
             "default": "latest",
             "description": "Select or enter a Maven version to install"
         }

src/node/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": [ "lts", "latest", "18", "16", "14" ],
+            "proposals": [ "lts", "latest", "none", "18", "16", "14" ],
             "default": "lts",
             "description": "Select or enter a Node.js version to install"
         },

src/powershell/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "7.1"],
+            "proposals": ["latest", "none", "7.1"],
             "default": "latest",
             "description": "Select or enter a version of PowerShell."
         }

src/python/feature.json

@@ -8,6 +8,7 @@
       "enum": [
         "latest",
         "os-provided",
+        "none",
         "3.10",
         "3.9",
         "3.8",

src/python/install.sh

@@ -322,7 +322,7 @@ chown :pipx ${PIPX_HOME} ${PIPX_BIN_DIR}
 chmod g+s ${PIPX_HOME} ${PIPX_BIN_DIR}
 
 # Update pip if not using os provided python
-if [ ${PYTHON_VERSION} != "os-provided" ] && [ ${PYTHON_VERSION} != "system" ]; then
+if [ ${PYTHON_VERSION} != "os-provided" ] && [ ${PYTHON_VERSION} != "system" ] && [ ${PYTHON_VERSION} != "none" ]; then
     echo "Updating pip..."
     ${PYTHON_INSTALL_PATH}/bin/python3 -m pip install --no-cache-dir --upgrade pip
 fi

src/ruby/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "3.1", "3.0", "2.7"],
+            "proposals": ["latest", "none", "3.1", "3.0", "2.7"],
             "default": "latest",
             "description": "Select or enter a Ruby version to install"
         }

src/rust/feature.json

@@ -4,7 +4,7 @@
     "options": {
         "version": {
             "type": "string",
-            "proposals": ["latest", "1.55", "1.54", "1.53"],
+            "proposals": ["latest", "none", "1.55", "1.54", "1.53"],
             "default": "latest",
             "description": "Select or enter a version of Rust to install."
         },

src/terraform/feature.json

@@ -6,6 +6,7 @@
             "type": "string",
             "proposals": [
                 "latest",
+                "none",
                 "1.1",
                 "1.0",
                 "0.15"