Path

cd/__init__.py

@@ -1,4 +1,5 @@
 import os
+from pathlib import Path
 
 import env
 from rwx import fs, ps
@@ -12,21 +13,21 @@ projects = Projects(os.environ)
 project = Project(projects)
 
 
-def cd_browse_workspace():
+def cd_browse_workspace() -> None:
     browse(project.root)
 
 
-def cd_build_project():
+def cd_build_project() -> None:
     for extension in ["py", "sh"]:
-        path = os.path.join(project.root, f"build.{extension}")
-        if os.path.exists(path):
+        path = Path(project.root) / f"build.{extension}"
+        if path.exists():
             ps.run(path)
             break
     else:
         pass
 
 
-def cd_clone_branch():
+def cd_clone_branch() -> None:
     print(f"""\
 {project.url}
 ↓
@@ -40,18 +41,17 @@ def cd_clone_branch():
     )
 
 
-def cd_list_environment():
+def cd_list_environment() -> None:
     for variable, value in sorted(projects.environment.items()):
         print(variable, "=", value)
 
 
-def cd_synchronize():
+def cd_synchronize() -> None:
     host = "rwx.work"
     source = "out"
     user = "cd"
     #
-    root = os.sep.join(["",
-                        user, project.branch, projects.group, project.name])
+    root = Path(os.sep) / user / project.branch / projects.group / project.name
     #
     target = f"{user}@{host}:{root}"
     ps.run("rsync",
@@ -64,11 +64,11 @@ def cd_synchronize():
     )
 
 
-def browse(root: str):
+def browse(root: str) -> None:
     paths = []
     for directory, _, files in os.walk(root):
         for file in files:
-            absolute_path = os.path.join(directory, file)
+            absolute_path = Path(directory) / file
             relative_path = os.path.relpath(absolute_path, start=root)
             paths.append(relative_path)
     open(root)
@@ -77,15 +77,15 @@ def browse(root: str):
     shut(root)
 
 
-def cat(file: str):
+def cat(file: str) -> None:
     open(file)
     print(fs.read_file_text(file).rstrip())
     shut(file)
 
 
-def install_commands(path):
+def install_commands(path) -> None:
     step("Install commands")
-    user = "/usr/local/bin"
+    user = Path("/usr/local/bin")
     for command in [
         "browse-workspace",
         "build-project",
@@ -94,51 +94,51 @@ def install_commands(path):
         "synchronize",
     ]:
         print(command)
-        os.symlink(path, os.path.join(user, f"{COMMANDS_PREFIX}{command}"))
+        os.symlink(path, user / f"{COMMANDS_PREFIX}{command}")
 
 
-def set_ssh(*arguments):
+def set_ssh(*arguments) -> None:
     step("Set SSH")
     #
     ssh_key, ssh_hosts = arguments
     #
     ssh_type = "ed25519"
     #
-    home = os.path.expanduser("~")
+    home = Path("~").expanduser()
     #
-    ssh = os.path.join(home, ".ssh")
-    os.makedirs(ssh, exist_ok=True)
-    os.chmod(ssh, 0o700)
+    ssh = home / ".ssh"
+    ssh.mkdir(parents=True)
+    ssh.chmod(0o700)
     #
-    key = os.path.join(ssh, f"id_{ssh_type}")
+    key = ssh / f"id_{ssh_type}"
     if ssh_key:
         fs.write(key, ssh_key)
-        os.chmod(key, 0o400)
+        key.chmod(0o400)
     #
-    known = os.path.join(ssh, "known_hosts")
+    known = ssh / "known_hosts"
     if ssh_hosts:
         fs.write(known, ssh_hosts)
-        os.chmod(known, 0o400)
+        known.chmod(0o400)
     #
     browse(ssh)
     cat(known)
 
 
-def open(*arguments):
+def open(*arguments) -> None:
     print(env.CD_OPEN, end="")
     print(*arguments, flush=True)
 
 
-def shut(*arguments):
+def shut(*arguments) -> None:
     print(env.CD_SHUT, end="")
     print(*arguments, flush=True)
 
 
-def split():
+def split() -> None:
     print(env.CD_SPLT, flush=True)
 
 
-def step(*arguments):
+def step(*arguments) -> None:
     env.CD_STEP += 1
     print(env.CD_DOWN)
     print(env.CD_VERT, env.CD_STEP, *arguments)

cd/__main__.py

@@ -1,13 +1,13 @@
 #! /usr/bin/env python3
 
-import os
 import sys
+from pathlib import Path
 
 import cd
 
 if __name__ == "__main__":
     command, *arguments = sys.argv
-    command = os.path.basename(command)
+    command = Path(command).name
     if command == "__main__.py":
         cd.set_ssh(*arguments)
         cd.install_commands(__file__)

cd/project.py

@@ -1,4 +1,4 @@
-from os import path
+from pathlib import Path
 
 BRANCH = [
     "GITHUB_REF_NAME",
@@ -24,10 +24,10 @@ class Project:
         # name
         for variable in NAME:
             if value := projects.environment.get(variable, None):
-                self.name = path.basename(value)
+                self.name = Path(value).name
         # root
         for variable in ROOT:
             if value := projects.environment.get(variable, None):
                 self.root = value
         # url
-        self.url = path.join(projects.url, self.name)
+        self.url = Path(projects.url) / self.name

cd/projects.py

@@ -1,4 +1,4 @@
-from os import path
+from pathlib import Path
 
 GROUP_AND_NAME = [
     "GITHUB_REPOSITORY",
@@ -20,4 +20,4 @@ class Projects:
         # url
         for variable in SERVER_URL:
             if value := self.environment.get(variable, None):
-                self.url = path.join(value, self.group)
+                self.url = Path(value) / self.group