From 0e47cf9a8d06e896c5197cb28cb5a2a518d255d1 Mon Sep 17 00:00:00 2001
From: Frederick Yin <fkfd@fkfd.me>
Date: Tue, 1 Feb 2022 12:43:25 +0800
Subject: SQLite in favor of CSV database

Deprecate csv database format, move around some methods
---
 jimbrella/lockfile.py | 33 ---------------------------------
 1 file changed, 33 deletions(-)
 delete mode 100644 jimbrella/lockfile.py

(limited to 'jimbrella/lockfile.py')

diff --git a/jimbrella/lockfile.py b/jimbrella/lockfile.py
deleted file mode 100644
index 987f0e3..0000000
--- a/jimbrella/lockfile.py
+++ /dev/null
@@ -1,33 +0,0 @@
-import os
-
-
-class Lockfile:
-    """Prevent unwanted concurrency for file I/O.
-
-    For a file named "<file>", create or remove a lockfile named "<file>.lock".
-
-    When a process is modifying the file, call `lock(). When the modification
-    is done, call `unlock()`.
-    """
-
-    def __init__(self, filepath):
-        self.filepath = str(filepath)
-        self.lockpath = self.filepath + ".lock"
-
-    def lock(self):
-        """Continue attempting to lock until locked."""
-        locked = False
-        while not locked:
-            try:
-                f = open(self.lockpath, "x")
-                f.close()
-                locked = True
-            except FileExistsError:
-                continue
-
-    def unlock(self):
-        """Remove lockfile."""
-        try:
-            os.remove(self.lockpath)
-        except FileNotFoundError:
-            return
-- 
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