ceil by integer math

bin/partyfuse.py

@@ -626,7 +626,7 @@ class Gateway(object):
             "st_atime": ts,
             "st_mtime": ts,
             "st_ctime": ts,
-            "st_blocks": int((sz + 511) / 512),
+            "st_blocks": -int(-sz // 512),
         }
 
     def stat_file(self, ts, sz):
@@ -638,7 +638,7 @@ class Gateway(object):
             "st_atime": ts,
             "st_mtime": ts,
             "st_ctime": ts,
-            "st_blocks": int((sz + 511) / 512),
+            "st_blocks": -int(-sz // 512),
         }
 
 

bin/u2c.py

@@ -398,7 +398,7 @@ class MTHash(object):
             self.csz = chunksz
 
             chunks = {}
-            nchunks = int(math.ceil(fsz / chunksz))
+            nchunks = -int(-fsz // chunksz)
             for nch in range(nchunks):
                 self.work_q.put(nch)
 
@@ -725,7 +725,7 @@ def up2k_chunksize(filesize):
     stepsize = 512 * 1024
     while True:
         for mul in [1, 2]:
-            nchunks = math.ceil(filesize * 1.0 / chunksize)
+            nchunks = -int(-filesize // chunksize)
             if nchunks <= 256 or (chunksize >= 32 * 1024 * 1024 and nchunks <= 4096):
                 return chunksize
 

copyparty/httpsrv.py

@@ -318,7 +318,7 @@ class HttpSrv(object):
 
         self.srvs.append(sck)
         self.bound.add((ip, port))
-        self.nclimax = math.ceil(self.args.nc * 1.0 / nlisteners)
+        self.nclimax = -int(-self.args.nc // nlisteners)
         Daemon(
             self.thr_listen,
             "httpsrv-n{}-listen-{}-{}".format(self.nid or "0", ip, port),

copyparty/up2k.py

@@ -5704,7 +5704,7 @@ def up2k_chunksize(filesize: int) -> int:
     stepsize = 512 * 1024
     while True:
         for mul in [1, 2]:
-            nchunks = math.ceil(filesize * 1.0 / chunksize)
+            nchunks = -int(-filesize // chunksize)
             if nchunks <= 256 or (chunksize >= 32 * 1024 * 1024 and nchunks <= 4096):
                 return chunksize
 

copyparty/util.py

@@ -1355,7 +1355,7 @@ class MTHash(object):
             self.csz = chunksz
 
             chunks: dict[int, tuple[str, int, int]] = {}
-            nchunks = int(math.ceil(fsz / chunksz))
+            nchunks = -int(-fsz // chunksz)
             for nch in range(nchunks):
                 self.work_q.put(nch)
 

docs/chunksizes.py

@@ -26,7 +26,7 @@ def up2k_chunksize(filesize):
     stepsize = 512 * 1024
     while True:
         for mul in [1, 2]:
-            nchunks = math.ceil(filesize * 1.0 / chunksize)
+            nchunks = -int(-filesize // chunksize)
             if nchunks <= 256 or (chunksize >= 32 * 1024 * 1024 and nchunks <= 4096):
                 return chunksize