From 261bc30b2f79c9623291bf3b1c632540b9dce8d4 Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Mon, 6 May 2024 17:00:41 +0200
Subject: [PATCH 01/14] Add parameter for configuring kernel specs (#87)

---
 jupyter_server/services/sessions/handlers.py       | 10 ++++++++++
 jupyter_server/services/sessions/sessionmanager.py |  9 ++++++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/jupyter_server/services/sessions/handlers.py b/jupyter_server/services/sessions/handlers.py
index 3e013c0335..7aec4a6159 100644
--- a/jupyter_server/services/sessions/handlers.py
+++ b/jupyter_server/services/sessions/handlers.py
@@ -77,6 +77,7 @@ async def post(self):
         kernel = model.get("kernel", {})
         kernel_name = kernel.get("name", None)
         kernel_id = kernel.get("id", None)
+        custom_kernel_specs = kernel.get("custom_kernel_specs", {})
 
         if not kernel_id and not kernel_name:
             self.log.debug("No kernel specified, using default kernel")
@@ -93,6 +94,7 @@ async def post(self):
                     kernel_id=kernel_id,
                     name=name,
                     type=mtype,
+                    custom_kernel_specs=custom_kernel_specs
                 )
             except NoSuchKernel:
                 msg = (
@@ -152,6 +154,9 @@ async def patch(self, session_id):
             changes["name"] = model["name"]
         if "type" in model:
             changes["type"] = model["type"]
+        if "custom_kernel_specs" in model:
+            changes["custom_kernel_specs"] = model["custom_kernel_specs"]
+        
         if "kernel" in model:
             # Kernel id takes precedence over name.
             if model["kernel"].get("id") is not None:
@@ -160,6 +165,10 @@ async def patch(self, session_id):
                     raise web.HTTPError(400, "No such kernel: %s" % kernel_id)
                 changes["kernel_id"] = kernel_id
             elif model["kernel"].get("name") is not None:
+                if "custom_kernel_specs" in model["kernel"]:
+                    custom_kernel_specs = model["kernel"]["custom_kernel_specs"]
+                else:
+                    custom_kernel_specs = None
                 kernel_name = model["kernel"]["name"]
                 kernel_id = await sm.start_kernel_for_session(
                     session_id,
@@ -167,6 +176,7 @@ async def patch(self, session_id):
                     name=before["name"],
                     path=before["path"],
                     type=before["type"],
+                    custom_kernel_specs = custom_kernel_specs
                 )
                 changes["kernel_id"] = kernel_id
 
diff --git a/jupyter_server/services/sessions/sessionmanager.py b/jupyter_server/services/sessions/sessionmanager.py
index 5f3a19c71d..f1f7ae9ef3 100644
--- a/jupyter_server/services/sessions/sessionmanager.py
+++ b/jupyter_server/services/sessions/sessionmanager.py
@@ -267,6 +267,7 @@ async def create_session(
         type: Optional[str] = None,
         kernel_name: Optional[KernelName] = None,
         kernel_id: Optional[str] = None,
+        custom_kernel_specs: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
         """Creates a session and returns its model
 
@@ -282,8 +283,9 @@ async def create_session(
         if kernel_id is not None and kernel_id in self.kernel_manager:
             pass
         else:
+            #
             kernel_id = await self.start_kernel_for_session(
-                session_id, path, name, type, kernel_name
+                session_id, path, name, type, kernel_name, custom_kernel_specs
             )
         record.kernel_id = kernel_id
         self._pending_sessions.update(record)
@@ -306,6 +308,7 @@ def get_kernel_env(
             Here the name is likely to be the name of the associated file
             with the current kernel at startup time.
         """
+        #
         if name is not None:
             cwd = self.kernel_manager.cwd_for_path(path)
             path = os.path.join(cwd, name)
@@ -319,6 +322,7 @@ async def start_kernel_for_session(
         name: Optional[ModelName],
         type: Optional[str],
         kernel_name: Optional[KernelName],
+        custom_kernel_specs: Optional[Dict[str, Any]] = None
     ) -> str:
         """Start a new kernel for a given session.
 
@@ -335,6 +339,8 @@ async def start_kernel_for_session(
             the type of the session
         kernel_name : str
             the name of the kernel specification to use.  The default kernel name will be used if not provided.
+        custom_kernel_specs: dict
+            dictionary of kernek custom specifications
         """
         # allow contents manager to specify kernels cwd
         kernel_path = await ensure_async(self.contents_manager.get_kernel_path(path=path))
@@ -344,6 +350,7 @@ async def start_kernel_for_session(
             path=kernel_path,
             kernel_name=kernel_name,
             env=kernel_env,
+            custom_kernel_specs=custom_kernel_specs,
         )
         return cast(str, kernel_id)
 

From de64ec05e6c97c677861da147f6019b7d1e2868d Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Wed, 12 Jun 2024 18:10:00 +0200
Subject: [PATCH 02/14] fix a typo

---
 jupyter_server/services/sessions/sessionmanager.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jupyter_server/services/sessions/sessionmanager.py b/jupyter_server/services/sessions/sessionmanager.py
index d3cbe5c653..fff306ab86 100644
--- a/jupyter_server/services/sessions/sessionmanager.py
+++ b/jupyter_server/services/sessions/sessionmanager.py
@@ -340,7 +340,7 @@ async def start_kernel_for_session(
         kernel_name : str
             the name of the kernel specification to use.  The default kernel name will be used if not provided.
         custom_kernel_specs: dict
-            dictionary of kernek custom specifications
+            dictionary of kernel custom specifications
         """
         # allow contents manager to specify kernels cwd
         kernel_path = await ensure_async(self.contents_manager.get_kernel_path(path=path))

From 726d90c146df56e29876af900b48c51b94b04469 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Wed, 12 Jun 2024 16:35:21 +0000
Subject: [PATCH 03/14] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 jupyter_server/services/sessions/handlers.py       | 6 +++---
 jupyter_server/services/sessions/sessionmanager.py | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/jupyter_server/services/sessions/handlers.py b/jupyter_server/services/sessions/handlers.py
index 7aec4a6159..0e9181f41a 100644
--- a/jupyter_server/services/sessions/handlers.py
+++ b/jupyter_server/services/sessions/handlers.py
@@ -94,7 +94,7 @@ async def post(self):
                     kernel_id=kernel_id,
                     name=name,
                     type=mtype,
-                    custom_kernel_specs=custom_kernel_specs
+                    custom_kernel_specs=custom_kernel_specs,
                 )
             except NoSuchKernel:
                 msg = (
@@ -156,7 +156,7 @@ async def patch(self, session_id):
             changes["type"] = model["type"]
         if "custom_kernel_specs" in model:
             changes["custom_kernel_specs"] = model["custom_kernel_specs"]
-        
+
         if "kernel" in model:
             # Kernel id takes precedence over name.
             if model["kernel"].get("id") is not None:
@@ -176,7 +176,7 @@ async def patch(self, session_id):
                     name=before["name"],
                     path=before["path"],
                     type=before["type"],
-                    custom_kernel_specs = custom_kernel_specs
+                    custom_kernel_specs=custom_kernel_specs,
                 )
                 changes["kernel_id"] = kernel_id
 
diff --git a/jupyter_server/services/sessions/sessionmanager.py b/jupyter_server/services/sessions/sessionmanager.py
index fff306ab86..39627de45d 100644
--- a/jupyter_server/services/sessions/sessionmanager.py
+++ b/jupyter_server/services/sessions/sessionmanager.py
@@ -267,7 +267,7 @@ async def create_session(
         type: Optional[str] = None,
         kernel_name: Optional[KernelName] = None,
         kernel_id: Optional[str] = None,
-        custom_kernel_specs: Optional[Dict[str, Any]] = None
+        custom_kernel_specs: Optional[Dict[str, Any]] = None,
     ) -> Dict[str, Any]:
         """Creates a session and returns its model
 
@@ -322,7 +322,7 @@ async def start_kernel_for_session(
         name: Optional[ModelName],
         type: Optional[str],
         kernel_name: Optional[KernelName],
-        custom_kernel_specs: Optional[Dict[str, Any]] = None
+        custom_kernel_specs: Optional[Dict[str, Any]] = None,
     ) -> str:
         """Start a new kernel for a given session.
 

From 79e2953f36a5247e8f8068c812d9564a733fc2bf Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Mon, 24 Jun 2024 18:06:11 +0200
Subject: [PATCH 04/14] Add switching parameter

---
 jupyter_server/serverapp.py | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index ed0738976a..73f30779fa 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -1426,6 +1426,13 @@ def _default_allow_remote(self) -> bool:
                         """,
     )
 
+    parameterized_kernels = Bool(
+        False,
+        config=True,
+        help="""Allows to switch to Parameterized kernel mode""",
+    )
+
+
     browser = Unicode(
         "",
         config=True,
@@ -2179,6 +2186,8 @@ def init_event_logger(self) -> None:
             self.event_logger.register_event_schema(schema_path)
 
     def init_webapp(self) -> None:
+        
+        #
         """initialize tornado webapp"""
         self.tornado_settings["allow_origin"] = self.allow_origin
         self.tornado_settings["websocket_compression_options"] = self.websocket_compression_options
@@ -2986,7 +2995,7 @@ def target():
     def start_app(self) -> None:
         """Start the Jupyter Server application."""
         super().start()
-
+#
         if not self.allow_root:
             # check if we are running as root, and abort if it's not allowed
             try:
@@ -3025,6 +3034,8 @@ def start_app(self) -> None:
         # Handle the browser opening.
         if self.open_browser and not self.sock:
             self.launch_browser()
+        if self.parameterized_kernels:
+            self.kernel_spec_manager.allow_parameterized_kernels(True)
 
         if self.identity_provider.token and self.identity_provider.token_generated:
             # log full URL with generated token, so there's a copy/pasteable link

From 6ff701a520ea6e34da5384cee746b26646a22cad Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Mon, 24 Jun 2024 16:06:28 +0000
Subject: [PATCH 05/14] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 jupyter_server/serverapp.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index 73f30779fa..5233da0199 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -1432,7 +1432,6 @@ def _default_allow_remote(self) -> bool:
         help="""Allows to switch to Parameterized kernel mode""",
     )
 
-
     browser = Unicode(
         "",
         config=True,
@@ -2186,7 +2185,6 @@ def init_event_logger(self) -> None:
             self.event_logger.register_event_schema(schema_path)
 
     def init_webapp(self) -> None:
-        
         #
         """initialize tornado webapp"""
         self.tornado_settings["allow_origin"] = self.allow_origin
@@ -2995,7 +2993,7 @@ def target():
     def start_app(self) -> None:
         """Start the Jupyter Server application."""
         super().start()
-#
+        #
         if not self.allow_root:
             # check if we are running as root, and abort if it's not allowed
             try:

From 52d9da62dad28aade85f66b9231940055f0d2fb4 Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Wed, 26 Jun 2024 16:30:04 +0200
Subject: [PATCH 06/14] Update a parameter

---
 jupyter_server/serverapp.py | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index 73f30779fa..030ce13def 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -1426,10 +1426,10 @@ def _default_allow_remote(self) -> bool:
                         """,
     )
 
-    parameterized_kernels = Bool(
+    allow_insecure_kernelspec_params = Bool(
         False,
         config=True,
-        help="""Allows to switch to Parameterized kernel mode""",
+        help="""Allow to use insecure kernelspec parameters""",
     )
 
 
@@ -3034,8 +3034,10 @@ def start_app(self) -> None:
         # Handle the browser opening.
         if self.open_browser and not self.sock:
             self.launch_browser()
-        if self.parameterized_kernels:
-            self.kernel_spec_manager.allow_parameterized_kernels(True)
+        if self.allow_insecure_kernelspec_params:
+            print('yesssssssssssssssss')
+            print(self.allow_insecure_kernelspec_params)
+            self.kernel_spec_manager.allow_insecure_kernelspec_params(self.allow_insecure_kernelspec_params)
 
         if self.identity_provider.token and self.identity_provider.token_generated:
             # log full URL with generated token, so there's a copy/pasteable link

From 42314da941d7d0ac4b334bf2562ad3c9ac57be2c Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Wed, 26 Jun 2024 14:31:07 +0000
Subject: [PATCH 07/14] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 jupyter_server/serverapp.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index ebe4981347..5a9846a7a5 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -3033,9 +3033,11 @@ def start_app(self) -> None:
         if self.open_browser and not self.sock:
             self.launch_browser()
         if self.allow_insecure_kernelspec_params:
-            print('yesssssssssssssssss')
+            print("yesssssssssssssssss")
             print(self.allow_insecure_kernelspec_params)
-            self.kernel_spec_manager.allow_insecure_kernelspec_params(self.allow_insecure_kernelspec_params)
+            self.kernel_spec_manager.allow_insecure_kernelspec_params(
+                self.allow_insecure_kernelspec_params
+            )
 
         if self.identity_provider.token and self.identity_provider.token_generated:
             # log full URL with generated token, so there's a copy/pasteable link

From 6dcee704a722d5a7cedd5f2eb674132003d14ad7 Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Fri, 28 Jun 2024 13:57:07 +0200
Subject: [PATCH 08/14] Update page config

---
 jupyter_server/serverapp.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index ebe4981347..3123eb4e47 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -401,6 +401,8 @@ def init_settings(
             # collapse $HOME to ~
             root_dir = "~" + root_dir[len(home) :]
 
+        self.allow_insecure_kernelspec_params = jupyter_app.allow_insecure_kernelspec_params
+
         settings = {
             # basics
             "log_function": log_request,
@@ -460,6 +462,7 @@ def init_settings(
             "server_root_dir": root_dir,
             "jinja2_env": env,
             "serverapp": jupyter_app,
+            "page_config_hook": (self.page_config_hook),
         }
 
         # allow custom overrides for the tornado web app.
@@ -470,6 +473,10 @@ def init_settings(
             settings["xsrf_cookie_kwargs"] = {"path": base_url}
         return settings
 
+    def page_config_hook(self, handler, page_config):
+        page_config["allow_insecure_kernelspec_params "] = self.allow_insecure_kernelspec_params 
+        return page_config
+
     def init_handlers(self, default_services, settings):
         """Load the (URL pattern, handler) tuples for each component."""
         # Order matters. The first handler to match the URL will handle the request.

From f1fc8c087825125e23a7d0af825ba7276fca0a6e Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Fri, 28 Jun 2024 11:58:18 +0000
Subject: [PATCH 09/14] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 jupyter_server/serverapp.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index ba108b75df..b47d006fe7 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -474,7 +474,7 @@ def init_settings(
         return settings
 
     def page_config_hook(self, handler, page_config):
-        page_config["allow_insecure_kernelspec_params "] = self.allow_insecure_kernelspec_params 
+        page_config["allow_insecure_kernelspec_params "] = self.allow_insecure_kernelspec_params
         return page_config
 
     def init_handlers(self, default_services, settings):

From 1c888563d9ccf64d3de4f6ab9b5c95f4329859e8 Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Fri, 28 Jun 2024 14:35:21 +0200
Subject: [PATCH 10/14] Remove fail space

---
 jupyter_server/serverapp.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index ba108b75df..4bb5ca35a6 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -474,7 +474,7 @@ def init_settings(
         return settings
 
     def page_config_hook(self, handler, page_config):
-        page_config["allow_insecure_kernelspec_params "] = self.allow_insecure_kernelspec_params 
+        page_config["allow_insecure_kernelspec_params"] = self.allow_insecure_kernelspec_params 
         return page_config
 
     def init_handlers(self, default_services, settings):

From d057fc8427f49c666cd6906905ba3ae853cdde56 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Fri, 28 Jun 2024 12:36:50 +0000
Subject: [PATCH 11/14] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 jupyter_server/serverapp.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index 4bb5ca35a6..4b3e959ecb 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -474,7 +474,7 @@ def init_settings(
         return settings
 
     def page_config_hook(self, handler, page_config):
-        page_config["allow_insecure_kernelspec_params"] = self.allow_insecure_kernelspec_params 
+        page_config["allow_insecure_kernelspec_params"] = self.allow_insecure_kernelspec_params
         return page_config
 
     def init_handlers(self, default_services, settings):

From 41a3a77e24d474168f401aabe50207789373a0a7 Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Thu, 1 Aug 2024 18:11:52 +0200
Subject: [PATCH 12/14] Clean code

---
 jupyter_server/serverapp.py | 2 --
 1 file changed, 2 deletions(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index 4bb5ca35a6..af4da69127 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -3040,8 +3040,6 @@ def start_app(self) -> None:
         if self.open_browser and not self.sock:
             self.launch_browser()
         if self.allow_insecure_kernelspec_params:
-            print("yesssssssssssssssss")
-            print(self.allow_insecure_kernelspec_params)
             self.kernel_spec_manager.allow_insecure_kernelspec_params(
                 self.allow_insecure_kernelspec_params
             )

From 89e0bfa327dcd5aae4b07d26b87a85c2188ee95b Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Thu, 1 Aug 2024 18:15:00 +0200
Subject: [PATCH 13/14] Clean code

---
 jupyter_server/serverapp.py                        | 1 -
 jupyter_server/services/sessions/sessionmanager.py | 2 --
 2 files changed, 3 deletions(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index 2602c5c74a..f761748d44 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -3000,7 +3000,6 @@ def target():
     def start_app(self) -> None:
         """Start the Jupyter Server application."""
         super().start()
-        #
         if not self.allow_root:
             # check if we are running as root, and abort if it's not allowed
             try:
diff --git a/jupyter_server/services/sessions/sessionmanager.py b/jupyter_server/services/sessions/sessionmanager.py
index 39627de45d..db889c942b 100644
--- a/jupyter_server/services/sessions/sessionmanager.py
+++ b/jupyter_server/services/sessions/sessionmanager.py
@@ -283,7 +283,6 @@ async def create_session(
         if kernel_id is not None and kernel_id in self.kernel_manager:
             pass
         else:
-            #
             kernel_id = await self.start_kernel_for_session(
                 session_id, path, name, type, kernel_name, custom_kernel_specs
             )
@@ -308,7 +307,6 @@ def get_kernel_env(
             Here the name is likely to be the name of the associated file
             with the current kernel at startup time.
         """
-        #
         if name is not None:
             cwd = self.kernel_manager.cwd_for_path(path)
             path = os.path.join(cwd, name)

From 56b18aab91da5bcc98b2f1f2c00d5099037515f1 Mon Sep 17 00:00:00 2001
From: Anastasiia Sliusar <anastasiia.sliusar@gmail.com>
Date: Mon, 12 Aug 2024 12:42:00 +0200
Subject: [PATCH 14/14] Remove custom page config handler

---
 jupyter_server/serverapp.py | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/jupyter_server/serverapp.py b/jupyter_server/serverapp.py
index e781a73860..f257d11498 100644
--- a/jupyter_server/serverapp.py
+++ b/jupyter_server/serverapp.py
@@ -401,8 +401,6 @@ def init_settings(
             # collapse $HOME to ~
             root_dir = "~" + root_dir[len(home) :]
 
-        self.allow_insecure_kernelspec_params = jupyter_app.allow_insecure_kernelspec_params
-
         settings = {
             # basics
             "log_function": log_request,
@@ -462,7 +460,6 @@ def init_settings(
             "server_root_dir": root_dir,
             "jinja2_env": env,
             "serverapp": jupyter_app,
-            "page_config_hook": (self.page_config_hook),
         }
 
         # allow custom overrides for the tornado web app.
@@ -473,10 +470,6 @@ def init_settings(
             settings["xsrf_cookie_kwargs"] = {"path": base_url}
         return settings
 
-    def page_config_hook(self, handler, page_config):
-        page_config["allow_insecure_kernelspec_params"] = self.allow_insecure_kernelspec_params
-        return page_config
-
     def init_handlers(self, default_services, settings):
         """Load the (URL pattern, handler) tuples for each component."""
         # Order matters. The first handler to match the URL will handle the request.