Level 1 : Which of the following is not a valid python tag?

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