diff options
| -rw-r--r-- | src/pyexiv2.py | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/src/pyexiv2.py b/src/pyexiv2.py index 139d157..9be9212 100644 --- a/src/pyexiv2.py +++ b/src/pyexiv2.py @@ -537,7 +537,8 @@ class Image(libpyexiv2.Image): self.__exifTagsDict[key] = value else: self.__deleteExifTag(key) - del self.__exifTagsDict[key] + if self.__exifTagsDict.has_key(key): + del self.__exifTagsDict[key] elif tagFamily == 'Iptc': # The case of IPTC tags is a bit trickier since some tags are # repeatable. To simplify the process, parameter 'value' is @@ -562,7 +563,7 @@ class Image(libpyexiv2.Image): oldValues = (oldValues,) except KeyError: # The tag is not set yet - oldValues = () + oldValues = self.__getitem__(key) # For time objects, microseconds are not supported by the IPTC # specification, so truncate them if present. @@ -574,7 +575,7 @@ class Image(libpyexiv2.Image): tempNewValues.append(newValue) newValues = tuple(tempNewValues) - # This loop processes the values one by one. There are n cases: + # This loop processes the values one by one. There are 3 cases: # * if the two tuples are of the exact same size, each item in # oldValues is replaced by its new value in newValues; # * if newValues is longer than oldValues, each item in oldValues @@ -593,7 +594,8 @@ class Image(libpyexiv2.Image): newValues = newValues[0] self.__iptcTagsDict[key] = newValues else: - del self.__iptcTagsDict[key] + if self.__iptcTagsDict.has_key(key): + del self.__iptcTagsDict[key] else: raise IndexError("Invalid key `" + key + "'") @@ -614,7 +616,8 @@ class Image(libpyexiv2.Image): tagFamily = key[:4] if tagFamily == 'Exif': self.__deleteExifTag(key) - del self.__exifTagsDict[key] + if self.__exifTagsDict.has_key(key): + del self.__exifTagsDict[key] elif tagFamily == 'Iptc': try: oldValues = self.__iptcTagsDict[key] @@ -622,7 +625,8 @@ class Image(libpyexiv2.Image): oldValues = self.__getIptcTag(key) for i in xrange(len(oldValues)): self.__deleteIptcTag(key, 0) - del self.__iptcTagsDict[key] + if self.__iptcTagsDict.has_key(key): + del self.__iptcTagsDict[key] else: raise IndexError("Invalid key `" + key + "'") |