fix: Upward compatibility with 3.8

pigit/app.py

@@ -23,8 +23,8 @@ def __init__(
         self,
         x: int = 1,
         y: int = 1,
-        size: Tuple[int, int] | None = None,
-        content: List[str] | None = None,
+        size: Optional[Tuple[int, int]] = None,
+        content: Optional[List[str]] = None,
     ) -> None:
         super().__init__(x, y, size, content)
 
@@ -45,7 +45,9 @@ def on_key(self, key: str):
             c = repo_handle.load_file_diff(
                 f.name, f.tracked, f.has_staged_change, path=self.repo_path
             ).split("\n")
-            self.emit("goto", target="display_panel", source=self.NAME, key=f.name, content=c)
+            self.emit(
+                "goto", target="display_panel", source=self.NAME, key=f.name, content=c
+            )
         elif key in {"a", " "}:
             repo_handle.switch_file_status(f, self.repo_path)
             self.fresh()
@@ -64,8 +66,8 @@ def __init__(
         self,
         x: int = 1,
         y: int = 1,
-        size: Tuple[int, int] | None = None,
-        content: List[str] | None = None,
+        size: Optional[Tuple[int, int]] = None,
+        content: Optional[List[str]] = None,
     ) -> None:
         super().__init__(x, y, size, content)
 
@@ -116,8 +118,8 @@ def __init__(
         self,
         x: int = 1,
         y: int = 1,
-        size: Tuple[int, int] | None = None,
-        content: List[str] | None = None,
+        size: Optional[Tuple[int, int]] = None,
+        content: Optional[List[str]] = None,
     ) -> None:
         super().__init__(x, y, size, content)
 
@@ -156,7 +158,7 @@ def __init__(
         super().__init__(x, y, size, "")
 
         self.come_from = ""
-        self.i_cache_key = ''
+        self.i_cache_key = ""
         self.i_cache = {}
 
     def fresh(self):
@@ -167,7 +169,7 @@ def update(self, action, **data):
             self.i_cache[self.i_cache_key] = self._i
 
             self.come_from = data.get("source", "")
-            self.i_cache_key = data.get('key', '')
+            self.i_cache_key = data.get("key", "")
             self._content = data.get("content", "")
 
             self._i = self.i_cache.get(self.i_cache_key, 0)

pigit/cmdparse/completion/zsh.py

@@ -135,19 +135,15 @@ def args2complete(self, args_dict: Dict) -> str:
                 for opt_name, opt_args in _sub_opts.items()
             ]
 
-            _sub_opt_str = (
-                textwrap.dedent(
-                    """
+            _sub_opt_str = textwrap.dedent(
+                """
                     ######################
                     # sub-commands helper
                     ######################
                     """
-                )
-                + _TEMP_V
-                % (
-                    "sub_opt",
-                    textwrap.indent("\n".join(_subs), "    "),
-                )
+            ) + _TEMP_V % (
+                "sub_opt",
+                textwrap.indent("\n".join(_subs), "    "),
             )
 
             self._process_sub_commands(

pigit/config.py

@@ -7,7 +7,7 @@
 
 from .ext.log import logger
 from .ext.singleton import Singleton
-from .ext.utils import confirm, strtobool ,traceback_info
+from .ext.utils import confirm, strtobool, traceback_info
 
 
 CONF_ERROR = "==error=="

pigit/console_scripts.py

@@ -6,7 +6,7 @@
 
 
 @time_it
-def _active(prefixes:Optional[List] = None):
+def _active(prefixes: Optional[List] = None):
     try:
         _args = (prefixes or []) + sys.argv[1:]
         pigit(_args)
@@ -17,6 +17,6 @@ def _active(prefixes:Optional[List] = None):
 # =============================================
 # terminal entry
 # =============================================
-main = lambda :_active()
-g = lambda :_active(["cmd"])
-r = lambda :_active(["repo"])
+main = lambda: _active()
+g = lambda: _active(["cmd"])
+r = lambda: _active(["repo"])

pigit/entry.py

@@ -400,4 +400,3 @@ def _(args: "Namespace", _):
     console.echo(msg)
 
 # yapf: enable
-

pigit/ext/executor.py

@@ -31,8 +31,8 @@
 SILENT: Final = 1 << 5  # silent mode. output will be discarded.
 
 
-def _detect_encoding(data:ByteString)->str:
-    encodings = ['utf-8', 'gbk','latin-1','iso-8859-1']
+def _detect_encoding(data: ByteString) -> str:
+    encodings = ["utf-8", "gbk", "latin-1", "iso-8859-1"]
 
     for encoding in encodings:
         try:
@@ -42,7 +42,7 @@ def _detect_encoding(data:ByteString)->str:
         except UnicodeDecodeError:
             continue
 
-    return  ''
+    return ""
 
 
 @dataclasses.dataclass

pigit/ext/utils.py

@@ -27,12 +27,12 @@ def strtobool(s: str) -> bool:
     """
     s = s.lower()
 
-    if s in {"y", "yes", 't', 'true', "on", "1"}:
+    if s in {"y", "yes", "t", "true", "on", "1"}:
         return True
     elif s in {"n", "no", "f", "false", "off", "0"}:
         return False
     else:
-        raise ValueError('Not support string.')
+        raise ValueError("Not support string.")
 
 
 def traceback_info(extra_msg: str = "null") -> str:
@@ -113,7 +113,7 @@ def similar_command(command: str, all_commands: Iterable) -> str:
     # Square of sum of squares of word frequency difference.
     frequency_sum_square: list[Tuple[str, int]] = list(
         map(
-            lambda item: (item[0], int(sqrt(sum(map(lambda i: i**2, item[1]))))),
+            lambda item: (item[0], int(sqrt(sum(map(lambda i: i ** 2, item[1]))))),
             frequency_difference.items(),
         )
     )

pigit/git/ignore/template.py

@@ -1,4 +1,3 @@
-
 # https://github.com/github/gitignore
 # Generate by script `gitignore.py`.
 

pigit/git/model.py

@@ -48,6 +48,7 @@ def get_file_str(self) -> str:
 
         return file_name
 
+
 @dataclass
 class Commit:
     """Model class of a git commit."""

pigit/git/repo.py

@@ -863,7 +863,9 @@ def cd_repo(self, repo: Optional[str] = None):
                 input_num = int(input("Please input the index:"))
                 if 0 <= input_num <= len(cur_cache):
                     path = exist_repos[cur_cache[input_num]]["path"]
-                    print(self.executor.exec(command.format(path), cwd=".", flags=WAITING))
+                    print(
+                        self.executor.exec(command.format(path), cwd=".", flags=WAITING)
+                    )
                 else:
                     print("Error: index out of range.")
             except Exception: