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# coding: utf-8
{{>partial_header}}
import datetime
from dateutil.parser import parse
from enum import Enum
import json
import mimetypes
import os
import re
import tempfile
from urllib.parse import quote
from typing import Tuple, Optional, List, Dict
{{#tornado}}
import tornado.gen
{{/tornado}}
from {{packageName}}.configuration import Configuration
from {{packageName}}.api_response import ApiResponse, T as ApiResponseT
import {{modelPackage}}
from {{packageName}} import rest
from {{packageName}}.exceptions import (
ApiValueError,
ApiException,
BadRequestException,
UnauthorizedException,
ForbiddenException,
NotFoundException,
ServiceException
)
RequestSerialized = Tuple[str, str, Dict[str, str], Optional[str], List[str]]
class ApiClient:
"""Generic API client for OpenAPI client library builds.
OpenAPI generic API client. This client handles the client-
server communication, and is invariant across implementations. Specifics of
the methods and models for each application are generated from the OpenAPI
templates.
:param configuration: .Configuration object for this client
:param header_name: a header to pass when making calls to the API.
:param header_value: a header value to pass when making calls to
the API.
:param cookie: a cookie to include in the header when making calls
to the API
"""
PRIMITIVE_TYPES = (float, bool, bytes, str, int)
NATIVE_TYPES_MAPPING = {
'int': int,
'long': int, # TODO remove as only py3 is supported?
'float': float,
'str': str,
'bool': bool,
'date': datetime.date,
'datetime': datetime.datetime,
'object': object,
}
_pool = None
def __init__(
self,
configuration=None,
header_name=None,
header_value=None,
cookie=None
) -> None:
# use default configuration if none is provided
if configuration is None:
configuration = Configuration.get_default()
self.configuration = configuration
self.rest_client = rest.RESTClientObject(configuration)
self.default_headers = {}
if header_name is not None:
self.default_headers[header_name] = header_value
self.cookie = cookie
# Set default User-Agent.
self.user_agent = '{{{httpUserAgent}}}{{^httpUserAgent}}OpenAPI-Generator/{{{packageVersion}}}/python{{/httpUserAgent}}'
self.client_side_validation = configuration.client_side_validation
{{#asyncio}}
async def __aenter__(self):
return self
async def __aexit__(self, exc_type, exc_value, traceback):
await self.close()
async def close(self):
await self.rest_client.close()
{{/asyncio}}
{{^asyncio}}
def __enter__(self):
return self
def __exit__(self, exc_type, exc_value, traceback):
pass
{{/asyncio}}
@property
def user_agent(self):
"""User agent for this API client"""
return self.default_headers['User-Agent']
@user_agent.setter
def user_agent(self, value):
self.default_headers['User-Agent'] = value
def set_default_header(self, header_name, header_value):
self.default_headers[header_name] = header_value
_default = None
@classmethod
def get_default(cls):
"""Return new instance of ApiClient.
This method returns newly created, based on default constructor,
object of ApiClient class or returns a copy of default
ApiClient.
:return: The ApiClient object.
"""
if cls._default is None:
cls._default = ApiClient()
return cls._default
@classmethod
def set_default(cls, default):
"""Set default instance of ApiClient.
It stores default ApiClient.
:param default: object of ApiClient.
"""
cls._default = default
def param_serialize(
self,
method,
resource_path,
path_params=None,
query_params=None,
header_params=None,
body=None,
post_params=None,
files=None, auth_settings=None,
collection_formats=None,
_host=None,
_request_auth=None
) -> RequestSerialized:
"""Builds the HTTP request params needed by the request.
:param method: Method to call.
:param resource_path: Path to method endpoint.
:param path_params: Path parameters in the url.
:param query_params: Query parameters in the url.
:param header_params: Header parameters to be
placed in the request header.
:param body: Request body.
:param post_params dict: Request post form parameters,
for `application/x-www-form-urlencoded`, `multipart/form-data`.
:param auth_settings list: Auth Settings names for the request.
:param files dict: key -> filename, value -> filepath,
for `multipart/form-data`.
:param collection_formats: dict of collection formats for path, query,
header, and post parameters.
:param _request_auth: set to override the auth_settings for an a single
request; this effectively ignores the authentication
in the spec for a single request.
:return: tuple of form (path, http_method, query_params, header_params,
body, post_params, files)
"""
config = self.configuration
# header parameters
header_params = header_params or {}
header_params.update(self.default_headers)
if self.cookie:
header_params['Cookie'] = self.cookie
if header_params:
header_params = self.sanitize_for_serialization(header_params)
header_params = dict(
self.parameters_to_tuples(header_params,collection_formats)
)
# path parameters
if path_params:
path_params = self.sanitize_for_serialization(path_params)
path_params = self.parameters_to_tuples(
path_params,
collection_formats
)
for k, v in path_params:
# specified safe chars, encode everything
resource_path = resource_path.replace(
'{%s}' % k,
quote(str(v), safe=config.safe_chars_for_path_param)
)
# post parameters
if post_params or files:
post_params = post_params if post_params else []
post_params = self.sanitize_for_serialization(post_params)
post_params = self.parameters_to_tuples(
post_params,
collection_formats
)
post_params.extend(self.files_parameters(files))
# auth setting
self.update_params_for_auth(
header_params,
query_params,
auth_settings,
resource_path,
method,
body,
request_auth=_request_auth
)
# body
if body:
body = self.sanitize_for_serialization(body)
# request url
if _host is None:
url = self.configuration.host + resource_path
else:
# use server/host defined in path or operation instead
url = _host + resource_path
# query parameters
if query_params:
query_params = self.sanitize_for_serialization(query_params)
url_query = self.parameters_to_url_query(
query_params,
collection_formats
)
url += "?" + url_query
return method, url, header_params, body, post_params
{{#tornado}}
@tornado.gen.coroutine
{{/tornado}}
{{#asyncio}}async {{/asyncio}}def call_api(
self,
method,
url,
header_params=None,
body=None,
post_params=None,
_request_timeout=None
) -> rest.RESTResponse:
"""Makes the HTTP request (synchronous)
:param method: Method to call.
:param url: Path to method endpoint.
:param header_params: Header parameters to be
placed in the request header.
:param body: Request body.
:param post_params dict: Request post form parameters,
for `application/x-www-form-urlencoded`, `multipart/form-data`.
:param _request_timeout: timeout setting for this request.
:return: RESTResponse
"""
try:
# perform request and return response
response_data = {{#asyncio}}await {{/asyncio}}{{#tornado}}yield {{/tornado}}self.rest_client.request(
method, url,
headers=header_params,
body=body, post_params=post_params,
_request_timeout=_request_timeout
)
except ApiException as e:
raise e
return response_data
def response_deserialize(
self,
response_data: rest.RESTResponse,
response_types_map: Optional[Dict[str, ApiResponseT]]=None
) -> ApiResponse[ApiResponseT]:
"""Deserializes response into an object.
:param response_data: RESTResponse object to be deserialized.
:param response_types_map: dict of response types.
:return: ApiResponse
"""
msg = "RESTResponse.read() must be called before passing it to response_deserialize()"
assert response_data.data is not None, msg
response_type = response_types_map.get(str(response_data.status), None)
if not response_type and isinstance(response_data.status, int) and 100 <= response_data.status <= 599:
# if not found, look for '1XX', '2XX', etc.
response_type = response_types_map.get(str(response_data.status)[0] + "XX", None)
# deserialize response data
response_text = None
return_data = None
try:
if response_type == "bytearray":
return_data = response_data.data
elif response_type == "file":
return_data = self.__deserialize_file(response_data)
elif response_type is not None:
match = None
content_type = response_data.getheader('content-type')
if content_type is not None:
match = re.search(r"charset=([a-zA-Z\-\d]+)[\s;]?", content_type)
encoding = match.group(1) if match else "utf-8"
response_text = response_data.data.decode(encoding)
return_data = self.deserialize(response_text, response_type)
finally:
if not 200 <= response_data.status <= 299:
raise ApiException.from_response(
http_resp=response_data,
body=response_text,
data=return_data,
)
return ApiResponse(
status_code = response_data.status,
data = return_data,
headers = response_data.getheaders(),
raw_data = response_data.data
)
def sanitize_for_serialization(self, obj):
"""Builds a JSON POST object.
If obj is None, return None.
If obj is str, int, long, float, bool, return directly.
If obj is datetime.datetime, datetime.date
convert to string in iso8601 format.
If obj is list, sanitize each element in the list.
If obj is dict, return the dict.
If obj is OpenAPI model, return the properties dict.
:param obj: The data to serialize.
:return: The serialized form of data.
"""
if obj is None:
return None
elif isinstance(obj, self.PRIMITIVE_TYPES):
return obj
elif isinstance(obj, list):
return [
self.sanitize_for_serialization(sub_obj) for sub_obj in obj
]
elif isinstance(obj, tuple):
return tuple(
self.sanitize_for_serialization(sub_obj) for sub_obj in obj
)
elif isinstance(obj, (datetime.datetime, datetime.date)):
return obj.isoformat()
elif isinstance(obj, dict):
obj_dict = obj
else:
# Convert model obj to dict except
# attributes `openapi_types`, `attribute_map`
# and attributes which value is not None.
# Convert attribute name to json key in
# model definition for request.
obj_dict = obj.to_dict()
return {
key: self.sanitize_for_serialization(val)
for key, val in obj_dict.items()
}
def deserialize(self, response_text, response_type):
"""Deserializes response into an object.
:param response: RESTResponse object to be deserialized.
:param response_type: class literal for
deserialized object, or string of class name.
:return: deserialized object.
"""
# fetch data from response object
try:
data = json.loads(response_text)
except ValueError:
data = response_text
return self.__deserialize(data, response_type)
def __deserialize(self, data, klass):
"""Deserializes dict, list, str into an object.
:param data: dict, list or str.
:param klass: class literal, or string of class name.
:return: object.
"""
if data is None:
return None
if isinstance(klass, str):
if klass.startswith('List['):
m = re.match(r'List\[(.*)]', klass)
assert m is not None, "Malformed List type definition"
sub_kls = m.group(1)
return [self.__deserialize(sub_data, sub_kls)
for sub_data in data]
if klass.startswith('Dict['):
m = re.match(r'Dict\[([^,]*), (.*)]', klass)
assert m is not None, "Malformed Dict type definition"
sub_kls = m.group(2)
return {k: self.__deserialize(v, sub_kls)
for k, v in data.items()}
# convert str to class
if klass in self.NATIVE_TYPES_MAPPING:
klass = self.NATIVE_TYPES_MAPPING[klass]
else:
klass = getattr({{modelPackage}}, klass)
if klass in self.PRIMITIVE_TYPES:
return self.__deserialize_primitive(data, klass)
elif klass == object:
return self.__deserialize_object(data)
elif klass == datetime.date:
return self.__deserialize_date(data)
elif klass == datetime.datetime:
return self.__deserialize_datetime(data)
elif issubclass(klass, Enum):
return self.__deserialize_enum(data, klass)
else:
return self.__deserialize_model(data, klass)
def parameters_to_tuples(self, params, collection_formats):
"""Get parameters as list of tuples, formatting collections.
:param params: Parameters as dict or list of two-tuples
:param dict collection_formats: Parameter collection formats
:return: Parameters as list of tuples, collections formatted
"""
new_params: List[Tuple[str, str]] = []
if collection_formats is None:
collection_formats = {}
for k, v in params.items() if isinstance(params, dict) else params:
if k in collection_formats:
collection_format = collection_formats[k]
if collection_format == 'multi':
new_params.extend((k, value) for value in v)
else:
if collection_format == 'ssv':
delimiter = ' '
elif collection_format == 'tsv':
delimiter = '\t'
elif collection_format == 'pipes':
delimiter = '|'
else: # csv is the default
delimiter = ','
new_params.append(
(k, delimiter.join(str(value) for value in v)))
else:
new_params.append((k, v))
return new_params
def parameters_to_url_query(self, params, collection_formats):
"""Get parameters as list of tuples, formatting collections.
:param params: Parameters as dict or list of two-tuples
:param dict collection_formats: Parameter collection formats
:return: URL query string (e.g. a=Hello%20World&b=123)
"""
new_params: List[Tuple[str, str]] = []
if collection_formats is None:
collection_formats = {}
for k, v in params.items() if isinstance(params, dict) else params:
if isinstance(v, bool):
v = str(v).lower()
if isinstance(v, (int, float)):
v = str(v)
if isinstance(v, dict):
v = json.dumps(v)
if k in collection_formats:
collection_format = collection_formats[k]
if collection_format == 'multi':
new_params.extend((k, str(value)) for value in v)
else:
if collection_format == 'ssv':
delimiter = ' '
elif collection_format == 'tsv':
delimiter = '\t'
elif collection_format == 'pipes':
delimiter = '|'
else: # csv is the default
delimiter = ','
new_params.append(
(k, delimiter.join(quote(str(value)) for value in v))
)
else:
new_params.append((k, quote(str(v))))
return "&".join(["=".join(map(str, item)) for item in new_params])
def files_parameters(self, files=None):
"""Builds form parameters.
:param files: File parameters.
:return: Form parameters with files.
"""
params = []
if files:
for k, v in files.items():
if not v:
continue
file_names = v if type(v) is list else [v]
for n in file_names:
with open(n, 'rb') as f:
filename = os.path.basename(f.name)
filedata = f.read()
mimetype = (
mimetypes.guess_type(filename)[0]
or 'application/octet-stream'
)
params.append(
tuple([k, tuple([filename, filedata, mimetype])])
)
return params
def select_header_accept(self, accepts: List[str]) -> Optional[str]:
"""Returns `Accept` based on an array of accepts provided.
:param accepts: List of headers.
:return: Accept (e.g. application/json).
"""
if not accepts:
return None
for accept in accepts:
if re.search('json', accept, re.IGNORECASE):
return accept
return accepts[0]
def select_header_content_type(self, content_types):
"""Returns `Content-Type` based on an array of content_types provided.
:param content_types: List of content-types.
:return: Content-Type (e.g. application/json).
"""
if not content_types:
return None
for content_type in content_types:
if re.search('json', content_type, re.IGNORECASE):
return content_type
return content_types[0]
def update_params_for_auth(
self,
headers,
queries,
auth_settings,
resource_path,
method,
body,
request_auth=None
) -> None:
"""Updates header and query params based on authentication setting.
:param headers: Header parameters dict to be updated.
:param queries: Query parameters tuple list to be updated.
:param auth_settings: Authentication setting identifiers list.
:resource_path: A string representation of the HTTP request resource path.
:method: A string representation of the HTTP request method.
:body: A object representing the body of the HTTP request.
The object type is the return value of sanitize_for_serialization().
:param request_auth: if set, the provided settings will
override the token in the configuration.
"""
if not auth_settings:
return
if request_auth:
self._apply_auth_params(
headers,
queries,
resource_path,
method,
body,
request_auth
)
else:
for auth in auth_settings:
auth_setting = self.configuration.auth_settings().get(auth)
if auth_setting:
self._apply_auth_params(
headers,
queries,
resource_path,
method,
body,
auth_setting
)
def _apply_auth_params(
self,
headers,
queries,
resource_path,
method,
body,
auth_setting
) -> None:
"""Updates the request parameters based on a single auth_setting
:param headers: Header parameters dict to be updated.
:param queries: Query parameters tuple list to be updated.
:resource_path: A string representation of the HTTP request resource path.
:method: A string representation of the HTTP request method.
:body: A object representing the body of the HTTP request.
The object type is the return value of sanitize_for_serialization().
:param auth_setting: auth settings for the endpoint
"""
if auth_setting['in'] == 'cookie':
headers['Cookie'] = auth_setting['value']
elif auth_setting['in'] == 'header':
if auth_setting['type'] != 'http-signature':
headers[auth_setting['key']] = auth_setting['value']
{{#hasHttpSignatureMethods}}
else:
# The HTTP signature scheme requires multiple HTTP headers
# that are calculated dynamically.
signing_info = self.configuration.signing_info
auth_headers = signing_info.get_http_signature_headers(
resource_path, method, headers, body, queries)
headers.update(auth_headers)
{{/hasHttpSignatureMethods}}
elif auth_setting['in'] == 'query':
queries.append((auth_setting['key'], auth_setting['value']))
else:
raise ApiValueError(
'Authentication token must be in `query` or `header`'
)
def __deserialize_file(self, response):
"""Deserializes body to file
Saves response body into a file in a temporary folder,
using the filename from the `Content-Disposition` header if provided.
handle file downloading
save response body into a tmp file and return the instance
:param response: RESTResponse.
:return: file path.
"""
fd, path = tempfile.mkstemp(dir=self.configuration.temp_folder_path)
os.close(fd)
os.remove(path)
content_disposition = response.getheader("Content-Disposition")
if content_disposition:
m = re.search(
r'filename=[\'"]?([^\'"\s]+)[\'"]?',
content_disposition
)
assert m is not None, "Unexpected 'content-disposition' header value"
filename = m.group(1)
path = os.path.join(os.path.dirname(path), filename)
with open(path, "wb") as f:
f.write(response.data)
return path
def __deserialize_primitive(self, data, klass):
"""Deserializes string to primitive type.
:param data: str.
:param klass: class literal.
:return: int, long, float, str, bool.
"""
try:
return klass(data)
except UnicodeEncodeError:
return str(data)
except TypeError:
return data
def __deserialize_object(self, value):
"""Return an original value.
:return: object.
"""
return value
def __deserialize_date(self, string):
"""Deserializes string to date.
:param string: str.
:return: date.
"""
try:
return parse(string).date()
except ImportError:
return string
except ValueError:
raise rest.ApiException(
status=0,
reason="Failed to parse `{0}` as date object".format(string)
)
def __deserialize_datetime(self, string):
"""Deserializes string to datetime.
The string should be in iso8601 datetime format.
:param string: str.
:return: datetime.
"""
try:
return parse(string)
except ImportError:
return string
except ValueError:
raise rest.ApiException(
status=0,
reason=(
"Failed to parse `{0}` as datetime object"
.format(string)
)
)
def __deserialize_enum(self, data, klass):
"""Deserializes primitive type to enum.
:param data: primitive type.
:param klass: class literal.
:return: enum value.
"""
try:
return klass(data)
except ValueError:
raise rest.ApiException(
status=0,
reason=(
"Failed to parse `{0}` as `{1}`"
.format(data, klass)
)
)
def __deserialize_model(self, data, klass):
"""Deserializes list or dict to model.
:param data: dict, list.
:param klass: class literal.
:return: model object.
"""
return klass.from_dict(data)
