Started implementing standard ROS message -> dict serialization

CMakeLists.txt

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+##############################################################################
+# CMake
+##############################################################################
+
+cmake_minimum_required(VERSION 2.8.3)
+project(pyros_msgs)
+
+##############################################################################
+# Find Packages
+##############################################################################
+
+find_package(catkin REQUIRED COMPONENTS
+    roslint
+    std_msgs
+    message_generation
+    message_runtime
+)
+
+
+catkin_python_setup()
+
+
+# Lint Python modules
+file(GLOB_RECURSE ${PROJECT_NAME}_PY_SRCS
+     RELATIVE ${PROJECT_SOURCE_DIR} src/pyros_test/*.py)
+roslint_python(${${PROJECT_NAME}_PY_SRCS})
+
+
+#####
+# MESSAGES
+#####
+
+add_message_files(
+  DIRECTORY
+    msg
+  FILES
+    HttpRequest.msg
+    HttpResponse.msg
+)
+
+#####
+# SERVICES
+#####
+
+# add_service_files(
+#   DIRECTORY
+#     srv
+#   FILES
+#    httpbin_ip.srv
+#    httpbin_get.srv
+#    httpbin_post.srv
+# )
+
+generate_messages(DEPENDENCIES std_msgs)
+
+
+
+##############################################################################
+# Catkin
+##############################################################################
+
+catkin_package()
+
+#########
+# Tests
+#######
+
+if (CATKIN_ENABLE_TESTING)
+  catkin_add_nosetests(tests)
+endif()
+
+

msg/HttpRequest.msg

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+# This comes from requests package API
+
+# possible HTTP methods
+uint8 HEAD = 0
+uint8 OPTIONS = 1
+uint8 GET = 2
+uint8 POST = 3
+uint8 PUT = 4
+uint8 PATCH = 5
+uint8 DELETE = 6
+
+uint8 method
+string url
+
+string params
+string headers
+string data
+
+bool allow_redirects
+float32 timeout

msg/HttpResponse.msg

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+# This comes from 
+# >>> import requests
+# >>> vars(requests.codes)
+# >>> for k, w in vars(requests.codes).items():
+# ...    print("uint8 {0} = {1}".format(k, w))
+# ...
+# minus :
+# - uint16 name = status_codes
+# - non ascii characters ( erased with http://utils.paranoiaworks.org/diacriticsremover/ )
+# - emojis that fail when interpreted with python.
+#
+# using uint16 because
+# genmsg.base.InvalidMsgSpec: /home/alexv/ROS/gopher_bootstrap/src/gopher_common/gopher_webclient/msg/httpresponse.msg: Invalid constant value: cannot coerce [510] to uint8 (out of bounds)
+
+
+
+uint16 RESET = 205
+uint16 not_extended = 510
+uint16 precondition = 412
+uint16 partial = 206
+uint16 multi_stati = 207
+uint16 RESUME = 308
+uint16 forbidden = 403
+# uint16 /o\ = 500
+uint16 none = 444
+uint16 bandwidth = 509
+uint16 misdirected_request = 421
+# uint16 /O\ = 500
+uint16 all_ok = 200
+# uint16 \o/ = 200
+uint16 non_authoritative_info = 203
+# uint16 \o- = 301
+uint16 request_timeout = 408
+uint16 SWITCHING_PROTOCOLS = 101
+uint16 accepted = 202
+uint16 upgrade = 426
+uint16 im_a_teapot = 418
+uint16 HEADER_FIELDS_TOO_LARGE = 431
+uint16 i_am_a_teapot = 418
+uint16 gateway_timeout = 504
+uint16 ok = 200
+# uint16 -O- = 404
+uint16 PARENTAL_CONTROLS = 450
+uint16 failed_dependency = 424
+# uint16 _ = 500
+uint16 see_other = 303
+uint16 NETWORK_AUTHENTICATION_REQUIRED = 511
+# uint16 _ = 200
+uint16 service_unavailable = 503
+uint16 moved_permanently = 301
+uint16 CREATED = 201
+uint16 RESET_CONTENT = 205
+uint16 all_good = 200
+uint16 network_authentication = 511
+uint16 PRECONDITION_FAILED = 412
+uint16 legal_reasons = 451
+uint16 unprocessable_entity = 422
+uint16 length_required = 411
+uint16 NOT_ACCEPTABLE = 406
+uint16 unsupported_media_type = 415
+# uint16 -o- = 404
+uint16 MEDIA_TYPE = 415
+uint16 UNORDERED_COLLECTION = 425
+uint16 MULTI_STATUS = 207
+uint16 temporary_moved = 307
+uint16 switching_protocols = 101
+uint16 unordered_collection = 425
+uint16 OK = 200
+uint16 unauthorized = 401
+uint16 SWITCH_PROXY = 306
+uint16 ALL_GOOD = 200
+uint16 MULTI_STATI = 207
+uint16 NOT_IMPLEMENTED = 501
+uint16 bad = 400
+uint16 continue = 100
+uint16 not_acceptable = 406
+uint16 CONFLICT = 409
+uint16 timeout = 408
+uint16 proxy_authentication = 407
+uint16 NOT_ALLOWED = 405
+uint16 UNAVAILABLE = 503
+uint16 PAYMENT = 402
+uint16 insufficient_storage = 507
+uint16 permanent_redirect = 308
+uint16 BAD_GATEWAY = 502
+uint16 UNAVAILABLE_FOR_LEGAL_REASONS = 451
+uint16 HTTP_VERSION = 505
+uint16 reset_content = 205
+uint16 CLIENT_CLOSED_REQUEST = 499
+uint16 TEMPORARY_REDIRECT = 307
+uint16 NO_RESPONSE = 444
+uint16 multiple_choices = 300
+uint16 NON_AUTHORITATIVE_INFO = 203
+uint16 LENGTH_REQUIRED = 411
+uint16 request_uri_too_large = 414
+uint16 proxy_auth = 407
+uint16 too_many = 429
+uint16 okay = 200
+uint16 ACCEPTED = 202
+uint16 header_fields_too_large = 431
+uint16 bandwidth_limit_exceeded = 509
+uint16 NONE = 444
+uint16 retry = 449
+uint16 EXPECTATION_FAILED = 417
+uint16 use_proxy = 305
+uint16 UNAUTHORIZED = 401
+uint16 FORBIDDEN = 403
+uint16 NOT_MODIFIED = 304
+uint16 NON_AUTHORITATIVE_INFORMATION = 203
+uint16 MULTIPLE_CHOICES = 300
+uint16 BANDWIDTH = 509
+uint16 BAD_REQUEST = 400
+uint16 MULTIPLE_STATI = 207
+uint16 VARIANT_ALSO_NEGOTIATES = 506
+uint16 RETRY_WITH = 449
+uint16 requested_range_not_satisfiable = 416
+uint16 found = 302
+uint16 PAYMENT_REQUIRED = 402
+uint16 processing = 102
+uint16 no_content = 204
+uint16 NETWORK_AUTHENTICATION = 511
+uint16 UNSUPPORTED_MEDIA_TYPE = 415
+uint16 PROXY_AUTHENTICATION = 407
+uint16 requested_range = 416
+uint16 upgrade_required = 426
+uint16 URI_TOO_LONG = 122
+uint16 PARTIAL = 206
+uint16 already_reported = 208
+uint16 LOCKED = 423
+uint16 proxy_authentication_required = 407
+uint16 multi_status = 207
+uint16 METHOD_NOT_ALLOWED = 405
+uint16 NO_CONTENT = 204
+uint16 MULTIPLE_STATUS = 207
+uint16 CHECKPOINT = 103
+uint16 dependency = 424
+uint16 BLOCKED_BY_WINDOWS_PARENTAL_CONTROLS = 450
+uint16 request_entity_too_large = 413
+uint16 uri_too_long = 122
+uint16 http_version = 505
+uint16 PROXY_AUTHENTICATION_REQUIRED = 407
+uint16 precondition_required = 428
+uint16 ALL_OK = 200
+uint16 UNPROCESSABLE = 422
+uint16 GONE = 410
+uint16 ALREADY_REPORTED = 208
+uint16 bad_gateway = 502
+uint16 IM_A_TEAPOT = 418
+uint16 RETRY = 449
+uint16 not_found = 404
+uint16 ALL_OKAY = 200
+uint16 REQUESTED_RANGE_NOT_SATISFIABLE = 416
+uint16 REQUEST_TIMEOUT = 408
+uint16 unavailable = 503
+uint16 NETWORK_AUTH = 511
+uint16 resume_incomplete = 308
+uint16 HTTP_VERSION_NOT_SUPPORTED = 505
+uint16 client_closed_request = 499
+uint16 IM_USED = 226
+uint16 payment = 402
+uint16 checkpoint = 103
+uint16 bad_request = 400
+uint16 TOO_MANY = 429
+uint16 media_type = 415
+uint16 unavailable_for_legal_reasons = 451
+uint16 MISDIRECTED_REQUEST = 421
+uint16 retry_with = 449
+uint16 PARTIAL_CONTENT = 206
+uint16 http_version_not_supported = 505
+uint16 UNSUPPORTED_MEDIA = 415
+uint16 LEGAL_REASONS = 451
+uint16 too_many_requests = 429
+uint16 REQUEST_URI_TOO_LARGE = 414
+uint16 not_allowed = 405
+uint16 FIELDS_TOO_LARGE = 431
+uint16 REQUESTED_RANGE = 416
+uint16 variant_also_negotiates = 506
+uint16 teapot = 418
+uint16 TEMPORARY_MOVED = 307
+uint16 reset = 205
+uint16 BANDWIDTH_LIMIT_EXCEEDED = 509
+uint16 temporary_redirect = 307
+uint16 PERMANENT_REDIRECT = 308
+uint16 locked = 423
+uint16 internal_server_error = 500
+uint16 not_modified = 304
+uint16 RESUME_INCOMPLETE = 308
+uint16 payment_required = 402
+uint16 created = 201
+uint16 resume = 308
+uint16 blocked_by_windows_parental_controls = 450
+uint16 range_not_satisfiable = 416
+uint16 PROXY_AUTH = 407
+uint16 request_uri_too_long = 122
+uint16 unprocessable = 422
+uint16 UPGRADE_REQUIRED = 426
+uint16 gone = 410
+uint16 MOVED_PERMANENTLY = 301
+uint16 UPGRADE = 426
+uint16 expectation_failed = 417
+uint16 RANGE_NOT_SATISFIABLE = 416
+uint16 partial_content = 206
+uint16 SERVICE_UNAVAILABLE = 503
+uint16 switch_proxy = 306
+uint16 moved = 301
+uint16 unsupported_media = 415
+uint16 fields_too_large = 431
+uint16 BAD = 400
+uint16 TIMEOUT = 408
+uint16 CONTINUE = 100
+uint16 TOO_MANY_REQUESTS = 429
+uint16 network_authentication_required = 511
+uint16 unordered = 425
+uint16 INSUFFICIENT_STORAGE = 507
+uint16 server_error = 500
+uint16 non_authoritative_information = 203
+uint16 TEMPORARY = 307
+uint16 not_implemented = 501
+uint16 method_not_allowed = 405
+uint16 MOVED = 301
+uint16 other = 303
+uint16 UNPROCESSABLE_ENTITY = 422
+uint16 I_AM_A_TEAPOT = 418
+uint16 GATEWAY_TIMEOUT = 504
+uint16 FAILED_DEPENDENCY = 424
+uint16 PRECONDITION_REQUIRED = 428
+uint16 all_okay = 200
+uint16 conflict = 409
+uint16 SERVER_ERROR = 500
+uint16 PRECONDITION = 412
+uint16 PROCESSING = 102
+uint16 temporary = 307
+uint16 INTERNAL_SERVER_ERROR = 500
+uint16 precondition_failed = 412
+uint16 no_response = 444
+uint16 OTHER = 303
+uint16 REQUEST_ENTITY_TOO_LARGE = 413
+uint16 FOUND = 302
+uint16 NOT_FOUND = 404
+uint16 TEAPOT = 418
+uint16 USE_PROXY = 305
+uint16 NOT_EXTENDED = 510
+uint16 network_auth = 511
+uint16 parental_controls = 450
+uint16 OKAY = 200
+uint16 im_used = 226
+uint16 multiple_status = 207
+uint16 DEPENDENCY = 424
+uint16 REQUEST_URI_TOO_LONG = 122
+uint16 SEE_OTHER = 303
+uint16 UNORDERED = 425
+uint16 multiple_stati = 207
+
+
+# Actual message structure
+# this is defined so that a response (using requests python package)
+# can be converted automatically into a message as much as possible...
+
+uint16 status_code
+string encoding
+string headers
+string text
+string json

package.xml

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+<?xml version="1.0"?>
+<package format="2">
+  <name>pyros_msgs</name>
+  <version>0.0.1</version>
+  <description>
+    Pyros messages and services definition
+  </description>
+
+  <author>AlexV</author>
+  <maintainer email="[email protected]">AlexV</maintainer>
+  <license>BSD</license>
+
+  <url type="website">http://www.ros.org/wiki/rocon_tools</url>
+  <url type="repository">https://bitbucket.org/yujinrobot/gopher_common</url>
+  <url type="bugtracker">https://bitbucket.org/yujinrobot/gopher_common/issues</url>
+
+  <buildtool_depend version_gte="0.6.18">catkin</buildtool_depend>
+
+  <depend version_gte="1.11.19">rospy</depend>
+  <depend version_gte="0.5.9">std_msgs</depend>
+
+  <build_depend version_gte="0.2.10">message_generation</build_depend>
+  <exec_depend version_gte="0.4.12">message_runtime</exec_depend>
+
+  <!-- documentation dependencies -->
+  <doc_depend version_gte="0.2.10">python-catkin-pkg</doc_depend>
+
+  <export>
+    <rosdoc config="rosdoc.yaml"/>
+  </export>
+
+</package>

rosdoc.yaml

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+- builder: sphinx           # specify document generator. e.g) doxygen, epidoc, sphinx
+  sphinx_root_dir: doc      # document directory