Merge pull request #65 from dnicolson/python-3-support

Add Python 3 support

.github/workflows/commit-grammar.yml

@@ -14,14 +14,14 @@ jobs:
         uses: actions/setup-java@v1
         with:
           java-version: 1.8
-      - name: Download ANTLR 4.6
+      - name: Download ANTLR 4.9.2
         working-directory: /tmp
         run: |
-          wget https://www.antlr.org/download/antlr-4.6-complete.jar
+          wget https://www.antlr.org/download/antlr-4.9.2-complete.jar
       - name: Update grammar
         working-directory: kin/grammar
         run: |
-          java -jar /tmp/antlr-4.6-complete.jar PBXProj.g4 -Dlanguage=Python2
+          java -jar /tmp/antlr-4.9.2-complete.jar PBXProj.g4 -Dlanguage=Python3
       - name: Commit changes
         run: |
           git add kin/grammar

.github/workflows/python-package.yml

@@ -20,14 +20,14 @@ jobs:
         uses: actions/setup-java@v1
         with:
           java-version: 1.8
-      - name: Download ANTLR 4.6
+      - name: Download ANTLR 4.9.2
         working-directory: /tmp
         run: |
-          wget https://www.antlr.org/download/antlr-4.6-complete.jar
+          wget https://www.antlr.org/download/antlr-4.9.2-complete.jar
       - name: Generate grammar
         working-directory: kin/grammar
         run: |
-          java -jar /tmp/antlr-4.6-complete.jar PBXProj.g4 -Dlanguage=Python2
+          java -jar /tmp/antlr-4.9.2-complete.jar PBXProj.g4 -Dlanguage=Python3
       - name: Upload grammar
         uses: actions/upload-artifact@master
         with:
@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [2.7]
+        python-version: ['3.x']
 
     steps:
     - uses: actions/checkout@v2

.github/workflows/python-publish.yml

@@ -17,7 +17,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: '2.x'
+        python-version: '3.x'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

README.md

@@ -65,19 +65,17 @@ Do you want to contribute?
 
 Feel free to add any useful feature to Kin, we will be glad to improve it with your help.
 
-If you modify the grammar file (`PBXProj.g4`), make sure you compile it using [ANTLR](https://www.antlr.org/). ANLTR version 4.6 can be installed with the following commands (the current version is 4.8 but is not compatible):
+If you modify the grammar file (`PBXProj.g4`), make sure you compile it using [ANTLR](https://www.antlr.org/). ANLTR can be installed with the following command:
 
 ```bash
-curl -O https://raw.githubusercontent.com/Homebrew/homebrew-core/92cd4dbae4ae77853e3693b4eb3c24d71855103f/Formula/antlr.rb
-sed -i -e 's/EOS.undent/EOS/g' antlr.rb
-brew install antlr.rb
+brew install antlr
 ```
 
 After changes have been made to the `PBXProj.g4` file it can be compiled with:
 
 ```bash
 cd kin/grammar
-bash /usr/local/Cellar/antlr/4.6/bin/antlr4 PBXProj.g4 -Dlanguage=Python2
+antlr4 PBXProj.g4 -Dlanguage=Python3
 ```
 
 The updated files can optionally be copied with this command for testing: