Level 1 : What will be the length of d at the end?


d = {i: i**2 for i in range(5)}
[d.pop(k) for k in list(d.keys()) if k % 2 == 0]

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