To simulate incremental imports the environment variable SVNRMAX can be set
to the highest revision that should be available.
"""
-import sys, os
+import sys
+import os
if sys.hexversion < 0x02040000:
- # The limiter is the ValueError() calls. This may be too conservative
- sys.stderr.write("svnrdump-sim.py: requires Python 2.4 or later.\n")
- sys.exit(1)
+ # The limiter is the ValueError() calls. This may be too conservative
+ sys.stderr.write("svnrdump-sim.py: requires Python 2.4 or later.\n")
+ sys.exit(1)
+
def getrevlimit():
- var = 'SVNRMAX'
- if os.environ.has_key(var):
- return os.environ[var]
- return None
+ var = 'SVNRMAX'
+ if var in os.environ:
+ return os.environ[var]
+ return None
+
def writedump(url, lower, upper):
- if url.startswith('sim://'):
- filename = url[6:]
- if filename[-1] == '/': filename = filename[:-1] #remove terminating slash
- else:
- raise ValueError('sim:// url required')
- f = open(filename, 'r');
- state = 'header'
- wroterev = False
- while(True):
- l = f.readline()
- if l == '': break
- if state == 'header' and l.startswith('Revision-number: '):
- state = 'prefix'
- if state == 'prefix' and l == 'Revision-number: %s\n' % lower:
- state = 'selection'
- if not upper == 'HEAD' and state == 'selection' and l == 'Revision-number: %s\n' % upper:
- break;
+ if url.startswith('sim://'):
+ filename = url[6:]
+ if filename[-1] == '/':
+ filename = filename[:-1] # remove terminating slash
+ else:
+ raise ValueError('sim:// url required')
+ f = open(filename, 'r')
+ state = 'header'
+ wroterev = False
+ while(True):
+ l = f.readline()
+ if l == '':
+ break
+ if state == 'header' and l.startswith('Revision-number: '):
+ state = 'prefix'
+ if state == 'prefix' and l == 'Revision-number: %s\n' % lower:
+ state = 'selection'
+ if not upper == 'HEAD' and state == 'selection' and \
+ l == 'Revision-number: %s\n' % upper:
+ break
- if state == 'header' or state == 'selection':
- if state == 'selection': wroterev = True
- sys.stdout.write(l)
- return wroterev
+ if state == 'header' or state == 'selection':
+ if state == 'selection':
+ wroterev = True
+ sys.stdout.write(l)
+ return wroterev
if __name__ == "__main__":
- if not (len(sys.argv) in (3, 4, 5)):
- print "usage: %s dump URL -rLOWER:UPPER"
- sys.exit(1)
- if not sys.argv[1] == 'dump': raise NotImplementedError('only "dump" is suppported.')
- url = sys.argv[2]
- r = ('0', 'HEAD')
- if len(sys.argv) == 4 and sys.argv[3][0:2] == '-r':
- r = sys.argv[3][2:].lstrip().split(':')
- if not getrevlimit() is None: r[1] = getrevlimit()
- if writedump(url, r[0], r[1]): ret = 0
- else: ret = 1
- sys.exit(ret)
+ if not (len(sys.argv) in (3, 4, 5)):
+ print("usage: %s dump URL -rLOWER:UPPER")
+ sys.exit(1)
+ if not sys.argv[1] == 'dump':
+ raise NotImplementedError('only "dump" is suppported.')
+ url = sys.argv[2]
+ r = ('0', 'HEAD')
+ if len(sys.argv) == 4 and sys.argv[3][0:2] == '-r':
+ r = sys.argv[3][2:].lstrip().split(':')
+ if not getrevlimit() is None:
+ r[1] = getrevlimit()
+ if writedump(url, r[0], r[1]):
+ ret = 0
+ else:
+ ret = 1
+ sys.exit(ret)