Add python client generation to /example

example/client.py.plush

@@ -0,0 +1,94 @@
+# Code generated by oto; DO NOT EDIT.
+
+import requests
+import json
+
+
+class Client:
+	"""Client provides access to the Greeter Service."""
+
+	def __init__(self, endpoint="http://localhost:8080/oto"):
+		self.endpoint = endpoint
+		if self.endpoint == "":
+			raise FieldError(field="endpoint", message="endpoint missing")
+
+
+<%= for (object) in def.Objects { %>class <%= object.Name %>:
+	"""
+	<%= format_comment_line(object.Comment) %>
+
+	Attributes
+	----------
+	<%= for (field) in object.Fields { %><%=field.NameLowerCamel%> : <%= field.Type.PythonType %>
+		<%= format_comment_line(field.Comment) %>
+	<% } %>
+	"""
+
+	def __init__(self<%= for (field) in object.Fields { %>, <%= field.NameLowerCamel %>: <%= field.Type.PythonType %><% } %>) -> None:
+		"""
+		Constructs all of the neccesary attributes for the <%= object.Name %>
+
+		<%= for (field) in object.Fields { %><%=field.NameLowerCamel%> : <%= field.Type.PythonType %>
+			<%= format_comment_line(field.Comment) %>
+		<% } %>
+		"""
+		<%= for (field) in object.Fields { %>self.<%= field.NameLowerCamel %> = <%= field.NameLowerCamel %>  
+		<% } %>
+<% } %>
+<%= for (service) in def.Services { %>class <%= service.Name %>:
+	"""<%= format_comment_line(service.Comment) %>"""
+
+	def __init__(self, client):
+		self.client = client
+	<%= for (method) in service.Methods { %>
+	def <%= method.NameLowerCamel %>(self, <%= method.InputObject.ObjectName %>: <%= method.InputObject.ObjectName %>) -> <%=method.OutputObject.ObjectName%>:
+		"""
+		<%= format_comment_line(method.Comment) %>
+
+		:param <%= method.InputObject.ObjectName %> <%= method.InputObject.ObjectName %>:
+
+		"""
+		url = "{}/<%= service.Name %>.<%= method.Name %>".format(self.client.endpoint)
+		headers = {
+			'Accept': 'application/json; charset=utf8',
+			'Content-Type': 'application/json; charset=utf8'
+		}
+		r = requests.post(url, json=<%= method.InputObject.ObjectName %>, headers=headers)
+		if r.status_code != 200:
+			raise OtoError(message="status code: {}".format(r.status_code))
+		j = r.json()
+		if 'error' in j:
+			err = j.get('error')
+			if err != '':
+				raise OtoError(message=err)
+		return j
+	<% } %>
+<% } %>
+
+class Error(Exception):
+	"""Base class for exceptions in this module."""
+	pass
+
+
+class OtoError(Error):
+	"""Exception raised for an error making the request.
+
+	Attributes:
+		message -- explanation of the error
+	"""
+
+	def __init__(self, message):
+		self.message = message
+
+
+class FieldError(Error):
+	"""Exception raised for missing fields.
+
+	Attributes:
+		field -- field which the error occurred
+		message -- explanation of the error
+	"""
+
+	def __init__(self, field, message):
+		self.field = field
+		self.message = message

example/generate.sh

@@ -13,6 +13,12 @@ oto -template client.js.plush \
 	./def
 echo "generated client.gen.js"
 
+oto -template client.py.plush \
+	-out ./python/clientgen.py \
+	-pkg main \
+	./def
+echo "generated client.gen.py"
+
 oto -template client.swift.plush \
 	-out ./swift/SwiftCLIExample/SwiftCLIExample/client.gen.swift \
 	-pkg main \

parser/parser.go

@@ -146,6 +146,7 @@ type FieldType struct {
 	IsObject             bool   `json:"isObject"`
 	JSType               string `json:"jsType"`
 	SwiftType            string `json:"swiftType"`
+	PythonType           string `json:"pythonType"`
 }
 
 // Parser parses Oto Go definition packages.
@@ -427,25 +428,31 @@ func (p *Parser) parseFieldType(pkg *packages.Package, obj types.Object) (FieldT
 	if ftype.IsObject {
 		ftype.JSType = "object"
 		ftype.SwiftType = "Any"
+		ftype.PythonType = "Any"
 	} else {
 		switch typeWithoutPointer {
 		case "interface{}":
 			ftype.JSType = "any"
 			ftype.SwiftType = "Any"
+			ftype.PythonType = "Any"
 		case "map[string]interface{}":
 			ftype.JSType = "object"
 			ftype.SwiftType = "Any"
+			ftype.PythonType = "Any"
 		case "string":
 			ftype.JSType = "string"
 			ftype.SwiftType = "String"
+			ftype.PythonType = "str"
 		case "bool":
 			ftype.JSType = "boolean"
 			ftype.SwiftType = "Bool"
+			ftype.PythonType = "bool"
 		case "int", "int16", "int32", "int64",
 			"uint", "uint16", "uint32", "uint64",
 			"float32", "float64":
 			ftype.JSType = "number"
 			ftype.SwiftType = "Double"
+			ftype.PythonType = "float"
 		}
 	}
 
@@ -461,9 +468,10 @@ func (p *Parser) addOutputFields() error {
 		NameLowerCamel: "error",
 		Comment:        "Error is string explaining what went wrong. Empty if everything was fine.",
 		Type: FieldType{
-			TypeName:  "string",
-			JSType:    "string",
-			SwiftType: "String",
+			TypeName:   "string",
+			JSType:     "string",
+			SwiftType:  "String",
+			PythonType: "str",
 		},
 		Metadata: map[string]interface{}{},
 		Example:  "something went wrong",