code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 31. CODE LOADING 392 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 31. CODE LOADING 392 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 32. CODE LOADING 417 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 32. CODE LOADING 417 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 32. CODE LOADING 417 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 32. CODE LOADING 422 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 32. CODE LOADING 421 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 32. CODE LOADING 421 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 32. CODE LOADING 421 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the

code. To handle this, Julia's package loading mechanism distinguishes the two Priv packages by their UUID and picks the correct one based on its context (the module that called import). How this distinction locate the source code of X. The specific roles of the three maps are: • roots: name::Symbol ⟶ uuid::UUID An environment's roots map assigns package names to UUIDs for all the top-level dependencies that CHAPTER 32. CODE LOADING 421 • graph: context::UUID ⟶ name::Symbol ⟶ uuid::UUID An environment's graph is a multilevel map which assigns, for each context UUID, a map from names to UUIDs, similar to the