diff SMART/Java/Python/misc/Progress.py @ 38:2c0c0a89fad7

Uploaded

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SMART/Java/Python/misc/Progress.py	Thu May 02 09:56:47 2013 -0400
@@ -0,0 +1,93 @@
+#
+# Copyright INRA-URGI 2009-2010
+# 
+# This software is governed by the CeCILL license under French law and
+# abiding by the rules of distribution of free software. You can use,
+# modify and/ or redistribute the software under the terms of the CeCILL
+# license as circulated by CEA, CNRS and INRIA at the following URL
+# "http://www.cecill.info".
+# 
+# As a counterpart to the access to the source code and rights to copy,
+# modify and redistribute granted by the license, users are provided only
+# with a limited warranty and the software's author, the holder of the
+# economic rights, and the successive licensors have only limited
+# liability.
+# 
+# In this respect, the user's attention is drawn to the risks associated
+# with loading, using, modifying and/or developing or reproducing the
+# software by the user in light of its specific status of free software,
+# that may mean that it is complicated to manipulate, and that also
+# therefore means that it is reserved for developers and experienced
+# professionals having in-depth computer knowledge. Users are therefore
+# encouraged to load and test the software's suitability as regards their
+# requirements in conditions enabling the security of their systems and/or
+# data to be ensured and, more generally, to use and operate it in the
+# same conditions as regards security.
+# 
+# The fact that you are presently reading this means that you have had
+# knowledge of the CeCILL license and that you accept its terms.
+#
+import sys
+import time
+
+class Progress(object):
+    """Show the progress of a process"""
+
+    def __init__(self, aim, message = "Progress", verbosity = 0):
+        self.aim            = aim
+        self.progress       = 0
+        self.message        = message
+        self.length         = -1
+        self.verbosity      = verbosity
+        self.maxMessageSize = 50
+        self.barSize        = 80
+        self.startTime      = time.time()
+        self.elapsed        = 0
+        if len(self.message) > self.maxMessageSize:
+            self.message = self.message[0:self.maxMessageSize-3] + "..."
+        self.show()
+
+
+    def inc(self):
+        self.progress += 1
+        self.show()
+        
+        
+    def getPrintableElapsedTime(self, time):
+        timeHou = int(time) / 3600
+        timeMin = int(time) / 60 - 60 * timeHou
+        timeSec = int(time) % 60
+        if timeHou > 0:
+            return "%3dh %2dm" % (timeHou, timeMin)
+        if timeMin > 0:
+            return "%2dm %2ds" % (timeMin, timeSec)
+        return "%2ds   " % (timeSec)
+
+
+    def show(self):
+        if self.verbosity <= 0:
+            return
+        if self.aim == 0:
+            return
+        messageSize = len(self.message)
+        length = int(self.progress / float(self.aim) * self.barSize)
+        elapsed = int(time.time() - self.startTime)
+        if (length > self.length) or (elapsed > self.elapsed + 10):
+            self.length = length
+            self.elapsed = elapsed            
+            string = "%s%s[%s%s] %d/%d" % (self.message, " " * max(0, self.maxMessageSize - messageSize), "=" * self.length, " " * (self.barSize - self.length), self.progress, self.aim)
+            if elapsed > 5:
+                done = float(self.progress) / self.aim
+                total = elapsed / done
+                remaining = total - elapsed
+                string += " ETA: %s " % (self.getPrintableElapsedTime(remaining))
+            string += "\r"
+            sys.stdout.write(string)
+            sys.stdout.flush()
+
+
+    def done(self):
+        if self.verbosity > 0:
+            messageSize = len(self.message)
+            elapsed = time.time() - self.startTime
+            print "%s%s[%s] %d completed in %s " % (self.message, " " * max(0, self.maxMessageSize - messageSize), "=" * self.barSize, self.aim, self.getPrintableElapsedTime(elapsed))