Influxdb

Features
1. [330](https://github.com/influxdata/influxdb-client-python/pull/330): Add support for write structured data - `NamedTuple`, `Data Classes`
1. [335](https://github.com/influxdata/influxdb-client-python/pull/335): Add support for custom precision for index specified as number [DataFrame]
1. [341](https://github.com/influxdata/influxdb-client-python/pull/341): Add support for handling batch events

Bug Fixes
1. [348](https://github.com/influxdata/influxdb-client-python/pull/348): Optimize appending new columns to Pandas DataFrame [DataFrame]

Documentation
1. [331](https://github.com/influxdata/influxdb-client-python/pull/331): Add [Migration Guide](MIGRATION_GUIDE.rst)
1. [341](https://github.com/influxdata/influxdb-client-python/pull/341): How to handle client errors

Features
1. [319](https://github.com/influxdata/influxdb-client-python/pull/319): Add supports for array expressions in query parameters
2. [320](https://github.com/influxdata/influxdb-client-python/pull/320): Add JSONEncoder to encode query results to JSON
1. [317](https://github.com/influxdata/influxdb-client-python/pull/317): `delete_api` also accept `datetime` as a value for `start` and `stop`

Bug Fixes
1. [321](https://github.com/influxdata/influxdb-client-python/pull/321): Fixes return type for dashboard when `include=properties` is used

CI
1. [327](https://github.com/influxdata/influxdb-client-python/pull/327): Switch to next-gen CircleCI's convenience images

Features
1. [281](https://github.com/influxdata/influxdb-client-python/pull/281): `FluxTable`, `FluxColumn` and `FluxRecord` objects have helpful reprs
1. [293](https://github.com/influxdata/influxdb-client-python/pull/293): `dataframe_serializer` supports batching
1. [301](https://github.com/influxdata/influxdb-client-python/pull/301): Add `proxy_headers` to configuration options
1. [306](https://github.com/influxdata/influxdb-client-python/pull/306): Supports `numpy` type in serialization to Line protocol

Documentation
1. [301](https://github.com/influxdata/influxdb-client-python/pull/301): How to configure proxy

Bug Fixes
1. [283](https://github.com/influxdata/influxdb-client-python/pull/283): Set proxy server in config file
1. [290](https://github.com/influxdata/influxdb-client-python/pull/290): `Threshold` domain models mapping
1. [290](https://github.com/influxdata/influxdb-client-python/pull/290): `DashboardService` responses types
1. [303](https://github.com/influxdata/influxdb-client-python/pull/303): Backslash escaping in serialization to Line protocol
1. [312](https://github.com/influxdata/influxdb-client-python/pull/312): Zip structure for AWS Lambda

CI
1. [299](https://github.com/influxdata/influxdb-client-python/pull/299): Deploy package to [Anaconda.org](https://anaconda.org/influxdata/influxdb_client)

Features
1. [264](https://github.com/influxdata/influxdb-client-python/pull/264): Org parameter can be specified as ID, Name or Organization Object [write, query]

Deprecated
1. [264](https://github.com/influxdata/influxdb-client-python/pull/264): Deprecated `org_id` options BucketsApi.create_bucket in favor of `org` parameter

Bug Fixes
1. [270](https://github.com/influxdata/influxdb-client-python/pull/270): Supports `write_precision` for write Pandas DataFrame

Breaking Changes

This release introduces a support for new InfluxDB OSS API definitions - [oss.yml](https://github.com/influxdata/openapi/blob/master/contracts/oss.yml). The following breaking changes are in underlying API services and doesn't affect common apis such as - `WriteApi`, `QueryApi`, `BucketsApi`, `OrganizationsApi`...
- `AuthorizationsService` uses `AuthorizationPostRequest` to create `Authorization`
- `BucketsService` uses `PatchBucketRequest` to update `Bucket`
- `DashboardsService` uses `PatchDashboardRequest` to update `Dashboard`
- `DeleteService` is used to delete time series date instead of `DefaultService`
- `DBRPs` contains list of `DBRP` in `content` property
- `OrganizationsService` uses `PostOrganizationRequest` to create `Organization`
- `Run` contains list of `LogEvent` in `log` property
- `OrganizationsService` uses `PatchOrganizationRequest` to update `Organization`
- `OnboardingResponse` uses `UserResponse` as `user` property
- `ResourceMember` and `ResourceOwner` inherits from `UserResponse`
- `Users` contains list of `UserResponse` in `users` property
- `UsersService` uses `UserResponse` as a response to requests

Features
1. [237](https://github.com/influxdata/influxdb-client-python/pull/237): Use kwargs to pass query parameters into API list call - useful for the ability to use pagination.
1. [241](https://github.com/influxdata/influxdb-client-python/pull/241): Add detail error message for not supported type of `Point.field`
1. [238](https://github.com/influxdata/influxdb-client-python/pull/238): Add possibility to specify default `timezone` for datetimes without `tzinfo`
1. [262](https://github.com/influxdata/influxdb-client-python/pull/263): Add option `auth_basic` to allow proxied access to InfluxDB 1.8.x compatibility API

Bug Fixes
1. [254](https://github.com/influxdata/influxdb-client-python/pull/254): Serialize `numpy` floats into LineProtocol

Documentation
1. [255](https://github.com/influxdata/influxdb-client-python/pull/255): Fix invalid description for env var `INFLUXDB_V2_CONNECTION_POOL_MAXSIZE`

API
1. [261](https://github.com/influxdata/influxdb-client-python/pull/261): Use InfluxDB OSS API definitions to generated APIs

Features
1. [203](https://github.com/influxdata/influxdb-client-python/issues/219): Bind query parameters
1. [225](https://github.com/influxdata/influxdb-client-python/pull/225): Exponential random backoff retry strategy

Bug Fixes
1. [222](https://github.com/influxdata/influxdb-client-python/pull/222): Pass configured timeout to HTTP client
1. [218](https://github.com/influxdata/influxdb-client-python/pull/218): Support for `with .. as ..` statement
1. [232](https://github.com/influxdata/influxdb-client-python/pull/232): Specify package requirements in `setup.py`
1. [235](https://github.com/influxdata/influxdb-client-python/pull/235): Write a dictionary-style object without tags