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-rw-r--r--coverage/data.py10
1 files changed, 9 insertions, 1 deletions
diff --git a/coverage/data.py b/coverage/data.py
index c86a77f2..fb88c5b1 100644
--- a/coverage/data.py
+++ b/coverage/data.py
@@ -23,15 +23,18 @@ class CoverageData(object):
"""
- def __init__(self, basename=None, collector=None):
+ def __init__(self, basename=None, collector=None, debug=None):
"""Create a CoverageData.
`basename` is the name of the file to use for storing data.
`collector` is a string describing the coverage measurement software.
+ `debug` is a `DebugControl` object for writing debug messages.
+
"""
self.collector = collector or 'unknown'
+ self.debug = debug
self.use_file = True
@@ -121,6 +124,9 @@ class CoverageData(object):
if self.collector:
data['collector'] = self.collector
+ if self.debug and self.debug.should('dataio'):
+ self.debug.write("Writing data to %r" % (filename,))
+
# Write the pickle to the file.
fdata = open(filename, 'wb')
try:
@@ -134,6 +140,8 @@ class CoverageData(object):
def raw_data(self, filename):
"""Return the raw pickled data from `filename`."""
+ if self.debug and self.debug.should('dataio'):
+ self.debug.write("Reading data from %r" % (filename,))
fdata = open(filename, 'rb')
try:
data = pickle.load(fdata)