Level 5 : What happens when a dictionary is used as a key in another dictionary?


d1 = {{'a': 1}: 'Hello'}
print(d1)

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