supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would the different actions involved in populating the prefix, the PathAction class tree holds quite the graph: PathAction PrefixPathAction CreateInPrefixPathAction LinkPathAction PrefixReplaceLinkAction MakeMenuAction • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would the different actions involved in populating the prefix, the PathAction class tree holds quite the graph: PathAction PrefixPathAction CreateInPrefixPathAction LinkPathAction PrefixReplaceLinkAction MakeMenuAction • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling 7.10 (2019-07-19) Bug fixes • fix merging of specs • fix bugs in building of chains in prefix graph Contributors • @msarahan 4.4.55 4.7.9 (2019-07-18) Bug fixes • fix Non records in comprehension

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling 7.10 (2019-07-19) Bug fixes • fix merging of specs • fix bugs in building of chains in prefix graph Contributors • @msarahan 4.4.53 4.7.9 (2019-07-18) Bug fixes • fix Non records in comprehension

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling 7.10 (2019-07-19) Bug fixes • fix merging of specs • fix bugs in building of chains in prefix graph Contributors • @msarahan 4.4.49 4.7.9 (2019-07-18) Bug fixes • fix Non records in comprehension

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling 7.10 (2019-07-19) Bug fixes • fix merging of specs • fix bugs in building of chains in prefix graph Contributors • @msarahan 4.4.37 4.7.9 (2019-07-18) Bug fixes • fix Non records in comprehension

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would the different actions involved in populating the prefix, the PathAction class tree holds quite the graph: PathAction PrefixPathAction CreateInPrefixPathAction LinkPathAction PrefixReplaceLinkAction MakeMenuAction Dependencies are expressed as a dictionary whose keys are items pop_key(data) Pop an item from the graph that has the fewest depen- dencies in the case of a tie _safe_toposort(data) Dependencies are expressed

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling 7.10 (2019-07-19) Bug fixes • fix merging of specs • fix bugs in building of chains in prefix graph Contributors • @msarahan 4.4.38 4.7.9 (2019-07-18) Bug fixes • fix Non records in comprehension

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling 7.10 (2019-07-19) Bug fixes • fix merging of specs • fix bugs in building of chains in prefix graph Contributors • @msarahan 4.4.41 4.7.9 (2019-07-18) Bug fixes • fix Non records in comprehension

supported by libarchive. The compression format may change in the future as more advanced compression algorithms are developed and no change to the .conda format is necessary. Only an updated libarchive would • Fix handling of UpdateModifiers other than FREEZE_INSTALLED (#8999) • Improve conflict finding graph traversal (#9006) • Fix setuptools being removed due to conda run_constrains (#9014) • Avoid calling 7.10 (2019-07-19) Bug fixes • fix merging of specs • fix bugs in building of chains in prefix graph Contributors • @msarahan 4.4.42 4.7.9 (2019-07-18) Bug fixes • fix Non records in comprehension