add dependabot config script

.github/dependabot.yml

@@ -0,0 +1,35 @@
+updates:
+- assignees:
+  - everpeace
+  - disktnk
+  - jlewi
+  directory: .
+  open-pull-requests-limit: 10
+  package-ecosystem: docker
+  reviewers:
+  - gaocegege
+  schedule:
+    interval: daily
+- assignees:
+  - everpeace
+  - disktnk
+  - jlewi
+  directory: examples/docker/chainermn
+  open-pull-requests-limit: 10
+  package-ecosystem: docker
+  reviewers:
+  - gaocegege
+  schedule:
+    interval: daily
+- assignees:
+  - everpeace
+  - disktnk
+  - jlewi
+  directory: examples/docker/chainer
+  open-pull-requests-limit: 10
+  package-ecosystem: docker
+  reviewers:
+  - gaocegege
+  schedule:
+    interval: daily
+version: 2

Makefile

@@ -0,0 +1,2 @@
+build-dependabot:
+	python3 hack/create_dependabot.py

hack/create_dependabot.py

@@ -0,0 +1,100 @@
+import yaml
+import collections
+from pathlib import Path
+
+dependabot = {}
+dependabot['version'] = 2
+dependabot['updates'] = []
+ignored_folders = ['node_modules', 'dist', '.git', 'deprecated']
+
+def get_owners(path):
+    while not Path(path/'OWNERS').is_file():
+        path = path.parent.absolute()
+    with open(path/'OWNERS') as owner_file:
+        owners = yaml.load(owner_file)
+        return owners
+
+def get_docker_paths():
+    dockerfile_list = list(repo_path.glob('**/*ockerfile*'))
+    docker_clean_list = []
+    for dockerfile in dockerfile_list:
+        if all(x not in str(dockerfile) for x in ignored_folders):
+            if dockerfile.parents[0] not in docker_clean_list:
+                docker_clean_list.append(dockerfile.parents[0])
+    return docker_clean_list
+
+def get_npm_paths():
+    npm_list = list(repo_path.glob('**/package*.json'))
+    npm_clean_list = []
+    for npm_file in npm_list:
+        if all(x not in str(npm_file) for x in ignored_folders):
+            if npm_file.parents[0] not in npm_clean_list:
+                npm_clean_list.append(npm_file.parents[0])
+    return npm_clean_list
+
+def get_pip_paths():
+    pip_list = list(repo_path.glob('**/*requirements.txt'))
+    pip_clean_list = []
+    for pip_file in pip_list:
+        if all(x not in str(pip_file) for x in ignored_folders):
+            if pip_file.parents[0] not in pip_clean_list:
+                pip_clean_list.append(pip_file.parents[0])
+    return pip_clean_list
+
+def get_go_paths():
+    go_list = list(repo_path.glob('**/go.*'))
+    go_clean_list = []
+    for go_file in go_list:
+        if all(x not in str(go_file) for x in ignored_folders):
+            if go_file.parents[0] not in go_clean_list:
+                go_clean_list.append(go_file.parents[0])
+    return go_clean_list
+
+def append_updates(ecosystem, directory, assignees, reviewers=None):
+    config = {}
+    config['package-ecosystem'] = ecosystem
+    config['directory'] = directory
+    config['schedule']= {}
+    config['schedule']['interval'] = 'daily'
+    config['open-pull-requests-limit'] = 10
+    config['assignees'] = assignees
+    if reviewers:
+        config['reviewers'] = reviewers
+    dependabot['updates'].append(config)
+
+def main():
+    for docker_path in get_docker_paths():
+        string_path = str(docker_path)
+        assignees = get_owners(docker_path).get('approvers')
+        reviewers = get_owners(docker_path).get('reviewers')
+        append_updates('docker', string_path, assignees, reviewers)
+
+    for npm_path in get_npm_paths():
+        string_path = str(npm_path)
+        assignees = get_owners(npm_path).get('approvers')
+        reviewers = get_owners(npm_path).get('reviewers')
+        append_updates('npm', string_path, assignees, reviewers)
+
+    for pip_path in get_pip_paths():
+        string_path = str(pip_path)
+        assignees = get_owners(pip_path).get('approvers')
+        reviewers = get_owners(pip_path).get('reviewers')
+        append_updates('pip', string_path, assignees, reviewers)
+
+    for go_path in get_go_paths():
+        string_path = str(go_path)
+        assignees = get_owners(go_path).get('approvers')
+        reviewers = get_owners(go_path).get('reviewers')
+        append_updates('gomod', string_path, assignees, reviewers)
+
+    with open('.github/dependabot.yml', 'w') as outfile:
+        yaml.dump(dependabot, outfile, default_flow_style=False)
+
+    print(get_docker_paths())
+    print(get_npm_paths())
+    print(get_pip_paths())
+    print(get_go_paths())
+
+if __name__ == "__main__":
+    repo_path = Path(__file__).parents[1]
+    main()