Level 10 : What will the following code output?


def union_of_sets(s, t):
    s |= t
    s.discard(5)
    return s, len(s)

s = {1, 2, 3, 4, 5}
t = {4, 5, 6, 7}
result = union_of_sets(s, t)

Author: SandhyaR | Tags: set | 1859+ Python FAQs | Share
complex | with-statement | advanced-file-operations | file_handling | comparison | classes | class-and-object | data-type | basic | indexing:-loc-vs-iloc | data-types | binary | introduction-to-threads | interpreter | string-slicing | __init_subclass__ | control-flow | escape-operator | filtering-and-indexing | reading:-read(),-readline(),-readlines() | sys-module | shallow-copy | frozenset | keyword | collection | generators | identifier | else | string-iteration | installation | assignment-operators | indexing | set | strings | benefit | sum-function | recursion | software-design | asyncio-module | anchors-(^,-$) | string | arithmetic-expression | docstring | set-operation | inherit | complex-number | iterator | booleans | conditional-statement | regular-expressions | rollback | syntax-error | typeerror | threading | regular-expression | lambda-functions | creating-and-starting-threads | invalid-list | data-structures-in-python | bitwise-operator | function | formatting-with-strftime | oops | operator-overloading | thread-safe-data-structures-(queue.queue) | list-vs-tuple | dataframe-and-series-objects | pickling--unpickling | namespace | call | context-manager | oop | tuple-methods | assert | comprehension | tuple-unpacking | list-indexing | nested-loop | identity-operators-(is,-is-not) | logical-operator | round-function | quantifiers-(*,-+,-?,-{}) | datetime.date,-datetime.time,-datetime.datetime | lambda-function | matrix-list-comprehension | command-line-parsing | why-use-multiprocessing-over-threading?-(gil) | single-inheritance | variable | built-in-function | arbitrary-arguments-(*args,-**kwargs) | list-slicing | while-and-for-loop | indentation | error-handling | join | virtual-environment | postfix | expand-tab | touples | list,-set,-and-dictionary-comprehensions | managing-directories-with-os-and-shutil | recurssion | fabs-function | error-handling | class-and-inheritance | python-django | loops | module | attribute | memory-management | lists | floats | raise-statement | string-methods | static-method | default-mutable-argument | syntaxerror | polymorphism | copy | destructor | time-series-with-pandas | min-max-function | using-lists-as-stacks | collections | counter | overriding-methods | operations | logical-operator | higher-order-function | logical-operation | mutable | default-arguments | comment | string-manipulation | global | integers | bitwise-operator | functional-programming | creating-custom-modules | raise | immutable-data-type | method | __all__-attribute | filter-function | using-else-and-finally | center | pep | odd-number | exponentiation | input-function | format | init | global-keyword | functional-programming | logical-operators | bitwise | map-function | random-function | gil | class | functions | syntax-error | generator | defining-functions | int | data-type | range | multiple-inheritance | swapping | decimal | zip-function | type-conversion | control-flow | multithreading | loop-control-statements | multiprocessing | namedtuple | lambdas | library | expression | working-with-binary-files-(rb,-wb) | boolean | mathematical-function | filter | list-operation | array | string-method | reading-and-writing-large-files-efficiently | operators | joining-and-merging-dataframes | dictionary-comprehensions | list-comprehension | thread-synchronization | sorted | control-statement | package-management | multiple-except-blocks | staticmethod | decorator | loop-control | precedence | intering | global-variable | math-copysign | method-overloading | floating-point-precision | dictionaries | mysql | class-and-instance-variable | input-function | max-min | else-statement | turtle | overflow | integer | string-formatting | sys | working-with-file-paths | built-in-function | list-methods-and-slicing | function-argument | objects | goto-function | operator | immutability | string-slicing | split | dictionary | dicts | access-modifier | file | error | pseudocode | difference-between-threads-and-processes | parameter | scientific-notation | dictionary-methods | pandas | version | slicing | sets | precedence-and-associativity | enumerate() | writing:-write(),-writelines() | lambda | boolean-and-non-boolean | thread | implementation | python | while-loops | sum() | exception-handling | __future__ | yield | arithmetic-operation | built-in | using-map()-for-transformations | factorial-function | operator-or | boolean-masking | test-discovery | introduction-to-multiprocessing | for | identity-operator | aggregating-data-with-functools.reduce() | compute | counter-function | condition | data-type-conversions | name-mangling | iterators | global-variable | introduction-to-python | min-function | heap-memory | data_structure | choice | feature | math | slice | list-mutation | loop | def | zfill-function | string-concatenation | built-in-modules | round | list-join | list | descriptors | version-check | constructor | match | list-method | sorting-and-ranking | magic-method | string-method | syntax | generators-in-python | working-with-temporary-files-using-tempfile | class-decorators | unit-testing | key-value-pairs | input | mapping-function | deep-copy | tuples | tuple | exception-handling | directory-operations | asyncio | function-and-scope | literal-characters-and-special-characters | using-os-and-pathlib-modules | datetime | using-join()-and-is_alive()-methods | zip | multiple-inheritance | exception | while-loop | stack | design-principle | statement | application | id-function | mathematics | conditional-statement | type-conversion-and-casting | async | membership-operators-(in,-not-in) | list-comprehension | opening-files-(open()) | encapsulation | methods | append | object-attribute | datatype | iterable | matplotlib | virtual-environment | using-the-threading-module | python-module | memory | operator-and | handling-missing-values-(fillna,-dropna) | data-structure | python-operators | parsing-with-strptime | python-history | print | string-formatting | reading-and-writing-files | regex | conversion | return-statement | conditional-statements | while-else-loop | inheritance | numpy | assignment-operator | data-structures | sorting | python-syntax-and-structure | print-statement | file-handling | python-repl | data-structure | debugging | pass | update | head-and-tail | file-handling | list-comprehensions | encoding | numeric | using-assertions-(assertequal,-assertraises) | python_version | walking-through-directories-using-os.walk() | random | import-method | working-with-dates-and-times | operand | matrix | identity-operator | binary-operation | type-conversion | using-yield-in-functions | formal-and-actual-parameter | type_conversion ...