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%install-location $cwd/swift-install
%install '.package(path: "$cwd/FastaiNotebook_08_data_block")' FastaiNotebook_08_data_block


    

    




Installing packages:
	.package(path: "/home/sgugger/git/course-v3/nbs/swift/FastaiNotebook_08_data_block")
		FastaiNotebook_08_data_block
With SwiftPM flags: []
Working in: /tmp/tmprn0l51fx/swift-install
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
Updating https://github.com/mxcl/Path.swift
Updating https://github.com/saeta/Just
Updating https://github.com/latenitesoft/NotebookExport
Completed resolution in 2.50s
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
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warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
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/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
warning: /home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swift: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift)
/home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)
/home/sgugger/swift/usr/bin/swiftc: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swiftc)[1/13] Compiling FastaiNotebook_08_data_block 01_matmul.swift
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[2/13] Compiling FastaiNotebook_08_data_block 03_minibatch_training.swift
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[3/13] Compiling FastaiNotebook_08_data_block 02_fully_connected.swift
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[4/13] Compiling FastaiNotebook_08_data_block 05b_early_stopping.swift
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[5/13] Compiling FastaiNotebook_08_data_block 06_cuda.swift
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[6/13] Compiling FastaiNotebook_08_data_block 05_anneal.swift
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[7/13] Compiling FastaiNotebook_08_data_block 08_data_block.swift
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[8/13] Compiling FastaiNotebook_08_data_block 02a_why_sqrt5.swift
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[9/13] Compiling FastaiNotebook_08_data_block 00_load_data.swift
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[10/13] Compiling FastaiNotebook_08_data_block 04_callbacks.swift
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[11/13] Compiling FastaiNotebook_08_data_block 01a_fastai_layers.swift
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[12/13] Compiling FastaiNotebook_08_data_block 07_batchnorm.swift
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[13/14] Merging module FastaiNotebook_08_data_block
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/home/sgugger/swift/usr/bin/swift-autolink-extract: /home/sgugger/anaconda3/lib/libuuid.so.1: no version information available (required by /home/sgugger/swift/usr/bin/swift-autolink-extract)
[16/16] Linking libjupyterInstalledPackages.so
Initializing Swift...
Installation complete!

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//export
import Path


    

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import FastaiNotebook_08_data_block


    

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// export
public protocol HetDictKey {
    associatedtype ValueType
    static var defaultValue: ValueType { get }
}


    

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// export

public struct HeterogeneousDictionary {
    private var underlying: [ObjectIdentifier : Any] = [:]
    
    public init() {}
    public init<T: HetDictKey>(_ key: T.Type, _ value: T.ValueType) {
        self.underlying = [ObjectIdentifier(key): value]
    }
    public init<T1: HetDictKey, T2: HetDictKey>(_ key1: T1.Type, _ value1: T1.ValueType, _ key2: T2.Type, _ value2: T2.ValueType) {
        self.underlying = [ObjectIdentifier(key1): value1, ObjectIdentifier(key2): value2]
    }

    public subscript<T: HetDictKey>(key: T.Type) -> T.ValueType {
        get { return underlying[ObjectIdentifier(key), default: T.defaultValue] as! T.ValueType }
        set { underlying[ObjectIdentifier(key)] = newValue as Any }
    }
    
    public mutating func merge(_ other: HeterogeneousDictionary,
        uniquingKeysWith combine: (Any, Any) throws -> Any) rethrows {
        try self.underlying.merge(other.underlying, uniquingKeysWith: combine)
    }
}


    

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// export
// Common keys
public struct LearningRate: HetDictKey {
    public static var defaultValue: Float = 0.4
}


    

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public struct StepCount: HetDictKey {
    public static var defaultValue = 0
}


    

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// Sample usage
var m = HeterogeneousDictionary()


    

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print(m[LearningRate.self])
m[LearningRate.self] = 3.4
print(m[LearningRate.self])

print(m[StepCount.self])
m[StepCount.self] = 3
print(m[StepCount.self])


    

    




0.4
3.4
0
3

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print(type(of: m[StepCount.self]))
print(type(of: m[LearningRate.self]))


    

    




Int
Float

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import NotebookExport
let exporter = NotebookExport(Path.cwd/"08a_heterogeneous_dictionary.ipynb")
print(exporter.export(usingPrefix: "FastaiNotebook_"))


    

    




success

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