Level 9 : Output of this snippet?


lst = [1, [2, 3], 4]
for sublist in lst:
    if isinstance(sublist, list):
        sublist.append(sublist.pop(0))
print(lst)

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