prompt: You will be provided with a partial code base and an issue statement explaining a problem to resolve.
  <issue>
  FIX #565 (Import for apollo tracing extension requires telemetry)
  ## Description
  
  FIX #565 
  
  ## Types of Changes
  
  <!--- What types of changes does your pull request introduce? Put an `x` in all the boxes that apply. -->
  - [ ] Core
  - [x] Bugfix
  - [ ] New feature
  - [ ] Enhancement/optimization
  - [ ] Documentation
  
  ## Issues Fixed or Closed by This PR
  
  * #565 
  
  ## Checklist
  
  <!--- Go over all the following points, and put an `x` in all the boxes that apply. -->
  <!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! -->
  - [x] My code follows the code style of this project.
  - [ ] My change requires a change to the documentation.
  - [ ] I have updated the documentation accordingly.
  - [x] I have read the CONTRIBUTING document.
  - [ ] I have added tests to cover my changes.
  - [x] I have tested the changes and verified that they work and don't break anything (as well as I can manage).
  
  
  </issue>
  <code>
  [start of strawberry/extensions/tracing/__init__.py]
  1 from .apollo import ApolloTracingExtension, ApolloTracingExtensionSync  # noqa
  2 from .opentelemetry import OpenTelemetryExtension, OpenTelemetryExtensionSync  # noqa
  3
  [end of strawberry/extensions/tracing/__init__.py]
  </code>
  
  I need you to solve this issue by generating a single patch file that I can apply directly to this repository using git apply. Please respond with a single patch file in the following format.
  <patch>
  diff --git a/file.py b/file.py
  --- a/file.py
  +++ b/file.py
  @@ -1,27 +1,35 @@
   def euclidean(a, b):
  -    while b:
  -        a, b = b, a % b
  -    return a
  +    if b == 0:
  +        return a
  +    return euclidean(b, a % b)
   
   
   def bresenham(x0, y0, x1, y1):
       points = []
       dx = abs(x1 - x0)
       dy = abs(y1 - y0)
  -    sx = 1 if x0 < x1 else -1
  -    sy = 1 if y0 < y1 else -1
  -    err = dx - dy
  +    x, y = x0, y0
  +    sx = -1 if x0 > x1 else 1
  +    sy = -1 if y0 > y1 else 1
   
  -    while True:
  -        points.append((x0, y0))
  -        if x0 == x1 and y0 == y1:
  -            break
  -        e2 = 2 * err
  -        if e2 > -dy:
  -            err -= dy
  -            x0 += sx
  -        if e2 < dx:
  -            err += dx
  -            y0 += sy
  +    if dx > dy:
  +        err = dx / 2.0
  +        while x != x1:
  +            points.append((x, y))
  +            err -= dy
  +            if err < 0:
  +                y += sy
  +                err += dx
  +            x += sx
  +    else:
  +        err = dy / 2.0
  +        while y != y1:
  +            points.append((x, y))
  +            err -= dx
  +            if err < 0:
  +                x += sx
  +                err += dy
  +            y += sy
  +
  +    points.append((x, y))
       return points
  
  </patch>
golden_diff: diff --git a/strawberry/extensions/tracing/__init__.py b/strawberry/extensions/tracing/__init__.py
  --- a/strawberry/extensions/tracing/__init__.py
  +++ b/strawberry/extensions/tracing/__init__.py
  @@ -1,2 +1,27 @@
  -from .apollo import ApolloTracingExtension, ApolloTracingExtensionSync  # noqa
  -from .opentelemetry import OpenTelemetryExtension, OpenTelemetryExtensionSync  # noqa
  +import importlib
  +from typing import TYPE_CHECKING
  +
  +
  +if TYPE_CHECKING:
  +    from .apollo import ApolloTracingExtension, ApolloTracingExtensionSync  # noqa
  +    from .opentelemetry import (  # noqa
  +        OpenTelemetryExtension,
  +        OpenTelemetryExtensionSync,
  +    )
  +
  +__all__ = [
  +    "ApolloTracingExtension",
  +    "ApolloTracingExtensionSync",
  +    "OpenTelemetryExtension",
  +    "OpenTelemetryExtensionSync",
  +]
  +
  +
  +def __getattr__(name: str):
  +    if name in {"ApolloTracingExtension", "ApolloTracingExtensionSync"}:
  +        return getattr(importlib.import_module(".apollo", __name__), name)
  +
  +    if name in {"OpenTelemetryExtension", "OpenTelemetryExtensionSync"}:
  +        return getattr(importlib.import_module(".opentelemetry", __name__), name)
  +
  +    raise AttributeError(f"module {__name__!r} has no attribute {name!r}")
  
verification_info: {"golden_diff": "diff --git a/strawberry/extensions/tracing/__init__.py b/strawberry/extensions/tracing/__init__.py\n--- a/strawberry/extensions/tracing/__init__.py\n+++ b/strawberry/extensions/tracing/__init__.py\n@@ -1,2 +1,27 @@\n-from .apollo import ApolloTracingExtension, ApolloTracingExtensionSync  # noqa\n-from .opentelemetry import OpenTelemetryExtension, OpenTelemetryExtensionSync  # noqa\n+import importlib\n+from typing import TYPE_CHECKING\n+\n+\n+if TYPE_CHECKING:\n+    from .apollo import ApolloTracingExtension, ApolloTracingExtensionSync  # noqa\n+    from .opentelemetry import (  # noqa\n+        OpenTelemetryExtension,\n+        OpenTelemetryExtensionSync,\n+    )\n+\n+__all__ = [\n+    \"ApolloTracingExtension\",\n+    \"ApolloTracingExtensionSync\",\n+    \"OpenTelemetryExtension\",\n+    \"OpenTelemetryExtensionSync\",\n+]\n+\n+\n+def __getattr__(name: str):\n+    if name in {\"ApolloTracingExtension\", \"ApolloTracingExtensionSync\"}:\n+        return getattr(importlib.import_module(\".apollo\", __name__), name)\n+\n+    if name in {\"OpenTelemetryExtension\", \"OpenTelemetryExtensionSync\"}:\n+        return getattr(importlib.import_module(\".opentelemetry\", __name__), name)\n+\n+    raise AttributeError(f\"module {__name__!r} has no attribute {name!r}\")\n", "issue": "FIX #565 (Import for apollo tracing extension requires telemetry)\n## Description\r\n\r\nFIX #565 \r\n\r\n## Types of Changes\r\n\r\n<!--- What types of changes does your pull request introduce? Put an `x` in all the boxes that apply. -->\r\n- [ ] Core\r\n- [x] Bugfix\r\n- [ ] New feature\r\n- [ ] Enhancement/optimization\r\n- [ ] Documentation\r\n\r\n## Issues Fixed or Closed by This PR\r\n\r\n* #565 \r\n\r\n## Checklist\r\n\r\n<!--- Go over all the following points, and put an `x` in all the boxes that apply. -->\r\n<!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! -->\r\n- [x] My code follows the code style of this project.\r\n- [ ] My change requires a change to the documentation.\r\n- [ ] I have updated the documentation accordingly.\r\n- [x] I have read the CONTRIBUTING document.\r\n- [ ] I have added tests to cover my changes.\r\n- [x] I have tested the changes and verified that they work and don't break anything (as well as I can manage).\r\n\n", "before_files": [{"content": "from .apollo import ApolloTracingExtension, ApolloTracingExtensionSync  # noqa\nfrom .opentelemetry import OpenTelemetryExtension, OpenTelemetryExtensionSync  # noqa\n", "path": "strawberry/extensions/tracing/__init__.py"}]}