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Course Notes

Use this workspace to take notes, store code snippets, or build your own interactive cheatsheet! For courses that use data, the datasets will be available in the datasets folder.

# Import any packages you want to use here

Take Notes

Add notes here about the concepts you've learned and code cells with code you want to keep.

Add your notes here

# Add your code snippets here

# Countries recorded as countries of death but not as countries of birth
countries = set(db.laureates.distinct("diedCountry")) - set(db.laureates.distinct("bornCountry"))
print(countries)

# Crea dos conjuntos (set) y luego los resta para hallar la diferente entre fallecitos y nacidos


# Len() Se usa para para obtener la longitud (cantidad) de elementos en la lista de países obtenida anteriormente.
count = len(db.laureates.distinct("prizes.affiliations.country"))
print(count)

# Save a filter for laureates with unshared prizes
unshared = {
    "prizes": {"$elemMatch": {
        "category": {"$nin": ["physics", "chemistry", "medicine"]},
        "share": "1",
        "year": {"$gte": "1945"},
    }}}

# Save a filter for laureates with shared prizes
shared = {
    "prizes": {"$elemMatch": {
        "category": {"$nin": ["physics", "chemistry", "medicine"]},
        "share": {"$ne": "1"},
        "year": {"$gte": "1945"},
    }}}

ratio = db.laureates.count_documents(unshared) / db.laureates.count_documents(shared)
print(ratio)