examples fix -- prevent adding invalid entry to sys.path while searching for pyqtgraph

added script for generating debian changelog from bzr log

examples/initExample.py

@@ -1,11 +1,21 @@
 ## make this version of pyqtgraph importable before any others
+## we do this to make sure that, when running examples, the correct library
+## version is imported (if there are multiple versions present).
 import sys, os
-path = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
-path.rstrip(os.path.sep)
-if 'pyqtgraph' in os.listdir(path):
-    sys.path.insert(0, path) ## examples adjacent to pyqtgraph (as in source)
-elif path.endswith('pyqtgraph'):
-    sys.path.insert(0, os.path.abspath(os.path.join(path, '..')))  ## examples installed inside pyqtgraph package
+
+if not hasattr(sys, 'frozen'):
+    path = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
+    path.rstrip(os.path.sep)
+    if 'pyqtgraph' in os.listdir(path):
+        sys.path.insert(0, path) ## examples adjacent to pyqtgraph (as in source tree)
+    else:
+        for p in sys.path:
+            if len(p) < 3:
+                continue
+            if path.startswith(p):  ## If the example is already in an importable location, promote that location
+                sys.path.remove(p)
+                sys.path.insert(0, p)
+
 
 ## should force example to use PySide instead of PyQt
 if 'pyside' in sys.argv:  

tools/generateChangelog.py

@@ -0,0 +1,66 @@
+from  subprocess import check_output
+import re, time
+
+def run(cmd):
+    return check_output(cmd, shell=True)
+
+tags = run('bzr tags')
+versions = []
+for tag in tags.split('\n'):
+    if tag.strip() == '':
+        continue
+    ver, rev = re.split(r'\s+', tag)
+    if ver.startswith('pyqtgraph-'):
+        versions.append(ver)
+
+for i in range(len(versions)-1)[::-1]:
+    log = run('bzr log -r tag:%s..tag:%s' % (versions[i], versions[i+1]))
+    changes = []
+    times = []
+    inmsg = False
+    for line in log.split('\n'):
+        if line.startswith('message:'):
+            inmsg = True
+            continue
+        elif line.startswith('-----------------------'):
+            inmsg = False
+            continue
+        
+        if inmsg:
+            changes.append(line)
+        else:
+            m = re.match(r'timestamp:\s+(.*)$', line)
+            if m is not None:
+                times.append(m.groups()[0])
+
+    citime = time.strptime(times[0][:-6], '%a %Y-%m-%d %H:%M:%S')
+
+    print "python-pyqtgraph (%s-1) UNRELEASED; urgency=low" % versions[i+1].split('-')[1]
+    print ""
+    for line in changes:
+        for n in range(len(line)):
+            if line[n] != ' ':
+                n += 1
+                break
+
+        words = line.split(' ')
+        nextline = ''
+        for w in words:
+            if len(w) + len(nextline) > 79:
+                print nextline
+                nextline = (' '*n) + w
+            else:
+                nextline += ' ' + w
+        print nextline
+    #print '\n'.join(changes)
+    print ""
+    print " -- Luke <luke.campagnola@gmail.com>  %s -0%d00" % (time.strftime('%a, %d %b %Y %H:%M:%S', citime), time.timezone/3600) 
+    #print " -- Luke <luke.campagnola@gmail.com>  %s -0%d00" % (times[0], time.timezone/3600) 
+    print ""
+
+print """python-pyqtgraph (0.9.0-1) UNRELEASED; urgency=low
+
+  * Initial release.
+
+ -- Luke <luke.campagnola@gmail.com>  Thu, 27 Dec 2012 02:46:26 -0500"""
+