diff --git a/src/electron/renderer/src/stories/pages/preview/PreviewPage.js b/src/electron/renderer/src/stories/pages/preview/PreviewPage.js
index 9c6c79fd0..868b279ac 100644
--- a/src/electron/renderer/src/stories/pages/preview/PreviewPage.js
+++ b/src/electron/renderer/src/stories/pages/preview/PreviewPage.js
@@ -6,59 +6,56 @@ import { Neurosift } from "../../preview/Neurosift.js";
 import { baseUrl } from "../../../server/globals";
 
 export class PreviewPage extends Page {
-  header = {
-    title: "NWB File Exploration",
-    subtitle: "Visualize your NWB file using Neurosift.",
-  };
-
-  constructor(...args) {
-    super(...args);
-    this.style.height = "100%"; // Fix main section
-  }
-
-  updatePath = async (path) => {
-    if (path) {
-      // Enable access to the explicit file path
-      const result = await fetch(`${baseUrl}/files/${path}`, {
-        method: "POST",
-      }).then((res) => res.text());
-
-      // Set Neurosift to access the returned URL
-      if (result) this.neurosift.url = result;
-    } else this.neurosift.url = undefined;
-  };
-
-  neurosift = new Neurosift();
-
-  input = new JSONSchemaInput({
-    path: ["file_path"],
-    schema: {
-      type: "string",
-      format: "file",
-      description:
-        "Please provide a file path that you'd like to visualize using Neurosift. The GUIDE will serve this file and access the appropriate URL automatically.",
-    },
-    onUpdate: this.updatePath,
-    onThrow,
-  });
-
-  render() {
-    const urlFilePath = new URL(document.location).searchParams.get("file");
-
-    if (urlFilePath) {
-      this.updatePath(urlFilePath);
-      this.input.value = urlFilePath;
+    header = {
+        title: "NWB File Exploration",
+        subtitle: "Visualize your NWB file using Neurosift.",
+    };
+
+    constructor(...args) {
+        super(...args);
+        this.style.height = "100%"; // Fix main section
     }
 
-    return html`
-      <div
-        style="display: grid; width: 100%; height: 100%; grid-template-rows: min-content 1fr; gap: 10px;"
-      >
-        ${this.input} ${this.neurosift}
-      </div>
-    `;
-  }
+    updatePath = async (path) => {
+        if (path) {
+            // Enable access to the explicit file path
+            const result = await fetch(`${baseUrl}/files/${path}`, {
+                method: "POST",
+            }).then((res) => res.text());
+
+            // Set Neurosift to access the returned URL
+            if (result) this.neurosift.url = result;
+        } else this.neurosift.url = undefined;
+    };
+
+    neurosift = new Neurosift();
+
+    input = new JSONSchemaInput({
+        path: ["file_path"],
+        schema: {
+            type: "string",
+            format: "file",
+            description:
+                "Please provide a file path that you'd like to visualize using Neurosift. The GUIDE will serve this file and access the appropriate URL automatically.",
+        },
+        onUpdate: this.updatePath,
+        onThrow,
+    });
+
+    render() {
+        const urlFilePath = new URL(document.location).searchParams.get("file");
+
+        if (urlFilePath) {
+            this.updatePath(urlFilePath);
+            this.input.value = urlFilePath;
+        }
+
+        return html`
+            <div style="display: grid; width: 100%; height: 100%; grid-template-rows: min-content 1fr; gap: 10px;">
+                ${this.input} ${this.neurosift}
+            </div>
+        `;
+    }
 }
 
-customElements.get("nwbguide-preview-page") ||
-  customElements.define("nwbguide-preview-page", PreviewPage);
+customElements.get("nwbguide-preview-page") || customElements.define("nwbguide-preview-page", PreviewPage);
diff --git a/src/electron/renderer/src/stories/preview/NWBFilePreview.js b/src/electron/renderer/src/stories/preview/NWBFilePreview.js
index 67345f59b..9a82e8880 100644
--- a/src/electron/renderer/src/stories/preview/NWBFilePreview.js
+++ b/src/electron/renderer/src/stories/preview/NWBFilePreview.js
@@ -10,214 +10,194 @@ import { FullScreenToggle } from "../FullScreenToggle";
 import { baseUrl } from "../../server/globals";
 
 export function getSharedPath(array) {
-  array = array.map((str) => str.replace(/\\/g, "/")); // Convert to Mac-style path
-  const mapped = array.map((str) => str.split("/"));
-  let shared = mapped.shift();
-  mapped.forEach((arr, i) => {
-    for (let j in arr) {
-      if (arr[j] !== shared[j]) {
-        shared = shared.slice(0, j);
-        break;
-      }
-    }
-  });
+    array = array.map((str) => str.replace(/\\/g, "/")); // Convert to Mac-style path
+    const mapped = array.map((str) => str.split("/"));
+    let shared = mapped.shift();
+    mapped.forEach((arr, i) => {
+        for (let j in arr) {
+            if (arr[j] !== shared[j]) {
+                shared = shared.slice(0, j);
+                break;
+            }
+        }
+    });
 
-  return shared ? path.normalize(shared.join("/")) : ""; // Convert back to OS-specific path
+    return shared ? path.normalize(shared.join("/")) : ""; // Convert back to OS-specific path
 }
 
 export function truncateFilePaths(items, basepath) {
-  return items.map((item) => {
-    item = { ...item };
-    item.file_path = item.file_path
-      .replace(`${basepath}/`, "") // Mac
-      .replace(`${basepath}\\`, ""); // Windows
-    return item;
-  });
+    return items.map((item) => {
+        item = { ...item };
+        item.file_path = item.file_path
+            .replace(`${basepath}/`, "") // Mac
+            .replace(`${basepath}\\`, ""); // Windows
+        return item;
+    });
 }
 
 export const removeFilePaths = (items) => {
-  return items.map((item) => {
-    const copy = { ...item };
-    delete copy.file_path;
-    return copy;
-  });
+    return items.map((item) => {
+        const copy = { ...item };
+        delete copy.file_path;
+        return copy;
+    });
 };
 
 class NWBPreviewInstance extends LitElement {
-  constructor({ file }, project) {
-    super();
-    this.file = file;
-    this.project = project;
-
-    window.addEventListener("online", () => this.requestUpdate());
-    window.addEventListener("offline", () => this.requestUpdate());
-  }
-
-  render() {
-    const isOnline = navigator.onLine;
-
-    if (!isOnline)
-      return until(
-        (async () => {
-          const htmlRep = await run(
-            "html",
-            { nwbfile_path: this.file },
-            { swal: false },
-          );
-          return unsafeHTML(htmlRep);
-        })(),
-        html`<small>Loading HTML representation...</small>`,
-      );
-
-    const neurosift = new Neurosift({ fullscreen: false });
-
-    // Enable access to the explicit file path
-    fetch(`${baseUrl}/files/${this.file}`, { method: "POST" })
-      .then((res) => res.text())
-      .then((result) => {
-        // Set Neurosift to access the returned URL
-        if (result) neurosift.url = result;
-      });
-
-    return neurosift;
-  }
+    constructor({ file }, project) {
+        super();
+        this.file = file;
+        this.project = project;
+
+        window.addEventListener("online", () => this.requestUpdate());
+        window.addEventListener("offline", () => this.requestUpdate());
+    }
+
+    render() {
+        const isOnline = navigator.onLine;
+
+        if (!isOnline)
+            return until(
+                (async () => {
+                    const htmlRep = await run("html", { nwbfile_path: this.file }, { swal: false });
+                    return unsafeHTML(htmlRep);
+                })(),
+                html`<small>Loading HTML representation...</small>`
+            );
+
+        const neurosift = new Neurosift({ fullscreen: false });
+
+        // Enable access to the explicit file path
+        fetch(`${baseUrl}/files/${this.file}`, { method: "POST" })
+            .then((res) => res.text())
+            .then((result) => {
+                // Set Neurosift to access the returned URL
+                if (result) neurosift.url = result;
+            });
+
+        return neurosift;
+    }
 }
 
-customElements.get("nwb-preview-instance") ||
-  customElements.define("nwb-preview-instance", NWBPreviewInstance);
+customElements.get("nwb-preview-instance") || customElements.define("nwb-preview-instance", NWBPreviewInstance);
 
 export class NWBFilePreview extends LitElement {
-  static get styles() {
-    return css`
-      :host {
-        display: block;
-        width: 100%;
-        height: 100%;
-        background: white;
-        position: relative;
-      }
-
-      iframe {
-        width: 100%;
-        height: 100%;
-        border: 0;
-      }
-
-      #inspect {
-        display: flex;
-        flex-direction: column;
-        border-left: 1px solid gray;
-        box-shadow: -5px 0 5px -5px rgba(0, 0, 0, 0.5);
-        z-index: 1;
-      }
-    `;
-  }
-
-  constructor({ files = {}, project, inspect = false }) {
-    super();
-    this.project = project;
-    this.files = files;
-    this.inspect = inspect;
-  }
-
-  createInstance = ({ subject, session, info }) => {
-    return {
-      subject,
-      session,
-      display: () => new NWBPreviewInstance(info, this.project),
-    };
-  };
-
-  render() {
-    const fileArr = Object.entries(this.files)
-      .map(([subject, v]) =>
-        Object.entries(v).map(([session, info]) => {
-          return { subject, session, info };
-        }),
-      )
-      .flat();
-
-    const onlyFirstFile = fileArr.length <= 1;
-
-    return html` ${new FullScreenToggle({ target: this })}
-      <div style="display: flex; height: 100%;">
-        <div style="flex-grow: 1;">
-          ${(() => {
-            if (onlyFirstFile)
-              return new NWBPreviewInstance(fileArr[0].info, this.project);
-            else {
-              const _instances = fileArr.map(this.createInstance);
-
-              const instances = _instances.reduce(
-                (acc, { subject, session, display }) => {
-                  if (!acc[`sub-${subject}`]) acc[`sub-${subject}`] = {};
-                  acc[`sub-${subject}`][`ses-${session}`] = display;
-                  return acc;
-                },
-                {},
-              );
-
-              return new InstanceManager({ instances });
+    static get styles() {
+        return css`
+            :host {
+                display: block;
+                width: 100%;
+                height: 100%;
+                background: white;
+                position: relative;
             }
-          })()}
-        </div>
-        ${this.inspect
-          ? html`<div id="inspect">
-              <h3
-                style="padding: 10px; margin: 0; background: black; color: white;"
-              >
-                Inspector Report
-              </h3>
-              ${until(
-                (async () => {
-                  const options = {}; // NOTE: Currently options are handled on the Python end until exposed to the user
-
-                  const title = "Inspecting your file";
-
-                  const report = onlyFirstFile
-                    ? await run(
-                        "inspect_file",
-                        { nwbfile_path: fileArr[0].info.file, ...options },
-                        { title },
-                      ) // Inspect the first file
-                    : await run(
-                        "inspect_folder",
-                        { path, ...options },
-                        { title: title + "s" },
-                      ); // Inspect the folder
-
-                  const result = onlyFirstFile
-                    ? {
-                        ...report,
-                        messages: removeFilePaths(report.messages),
-                      }
-                    : {
-                        ...report,
-                        messages: truncateFilePaths(
-                          report.messages,
-                          getSharedPath(fileArr.map(({ info }) => info.file)),
-                        ),
-                      };
-
-                  const items = result.messages;
-
-                  const list = new InspectorList({
-                    items: items,
-                    listStyles: { minWidth: "300px", maxWidth: "350px" },
-                    emptyMessage: "No issues found.",
-                  });
-                  list.style.padding = "10px";
-                  return list;
-                })(),
-                html`<small style="padding: 10px 25px;"
-                  >Loading inspector report...</small
-                >`,
-              )}
-            </div>`
-          : ""}
-      </div>`;
-  }
+
+            iframe {
+                width: 100%;
+                height: 100%;
+                border: 0;
+            }
+
+            #inspect {
+                display: flex;
+                flex-direction: column;
+                border-left: 1px solid gray;
+                box-shadow: -5px 0 5px -5px rgba(0, 0, 0, 0.5);
+                z-index: 1;
+            }
+        `;
+    }
+
+    constructor({ files = {}, project, inspect = false }) {
+        super();
+        this.project = project;
+        this.files = files;
+        this.inspect = inspect;
+    }
+
+    createInstance = ({ subject, session, info }) => {
+        return {
+            subject,
+            session,
+            display: () => new NWBPreviewInstance(info, this.project),
+        };
+    };
+
+    render() {
+        const fileArr = Object.entries(this.files)
+            .map(([subject, v]) =>
+                Object.entries(v).map(([session, info]) => {
+                    return { subject, session, info };
+                })
+            )
+            .flat();
+
+        const onlyFirstFile = fileArr.length <= 1;
+
+        return html` ${new FullScreenToggle({ target: this })}
+            <div style="display: flex; height: 100%;">
+                <div style="flex-grow: 1;">
+                    ${(() => {
+                        if (onlyFirstFile) return new NWBPreviewInstance(fileArr[0].info, this.project);
+                        else {
+                            const _instances = fileArr.map(this.createInstance);
+
+                            const instances = _instances.reduce((acc, { subject, session, display }) => {
+                                if (!acc[`sub-${subject}`]) acc[`sub-${subject}`] = {};
+                                acc[`sub-${subject}`][`ses-${session}`] = display;
+                                return acc;
+                            }, {});
+
+                            return new InstanceManager({ instances });
+                        }
+                    })()}
+                </div>
+                ${this.inspect
+                    ? html`<div id="inspect">
+                          <h3 style="padding: 10px; margin: 0; background: black; color: white;">Inspector Report</h3>
+                          ${until(
+                              (async () => {
+                                  const options = {}; // NOTE: Currently options are handled on the Python end until exposed to the user
+
+                                  const title = "Inspecting your file";
+
+                                  const report = onlyFirstFile
+                                      ? await run(
+                                            "inspect_file",
+                                            { nwbfile_path: fileArr[0].info.file, ...options },
+                                            { title }
+                                        ) // Inspect the first file
+                                      : await run("inspect_folder", { path, ...options }, { title: title + "s" }); // Inspect the folder
+
+                                  const result = onlyFirstFile
+                                      ? {
+                                            ...report,
+                                            messages: removeFilePaths(report.messages),
+                                        }
+                                      : {
+                                            ...report,
+                                            messages: truncateFilePaths(
+                                                report.messages,
+                                                getSharedPath(fileArr.map(({ info }) => info.file))
+                                            ),
+                                        };
+
+                                  const items = result.messages;
+
+                                  const list = new InspectorList({
+                                      items: items,
+                                      listStyles: { minWidth: "300px", maxWidth: "350px" },
+                                      emptyMessage: "No issues found.",
+                                  });
+                                  list.style.padding = "10px";
+                                  return list;
+                              })(),
+                              html`<small style="padding: 10px 25px;">Loading inspector report...</small>`
+                          )}
+                      </div>`
+                    : ""}
+            </div>`;
+    }
 }
 
-customElements.get("nwb-file-preview") ||
-  customElements.define("nwb-file-preview", NWBFilePreview);
+customElements.get("nwb-file-preview") || customElements.define("nwb-file-preview", NWBFilePreview);
diff --git a/src/electron/renderer/src/stories/preview/Neurosift.js b/src/electron/renderer/src/stories/preview/Neurosift.js
index 1dbbc04d2..ecce4cbb9 100644
--- a/src/electron/renderer/src/stories/preview/Neurosift.js
+++ b/src/electron/renderer/src/stories/preview/Neurosift.js
@@ -4,92 +4,90 @@ import { Loader } from "../Loader";
 import { FullScreenToggle } from "../FullScreenToggle";
 
 export class Neurosift extends LitElement {
-  static get styles() {
-    return css`
-      :host {
-        background: white;
-        width: 100%;
-        height: 100%;
-        display: grid;
-        grid-template-rows: 100%;
-        grid-template-columns: 100%;
-        position: relative;
-        --loader-color: hsl(200, 80%, 50%);
-      }
+    static get styles() {
+        return css`
+            :host {
+                background: white;
+                width: 100%;
+                height: 100%;
+                display: grid;
+                grid-template-rows: 100%;
+                grid-template-columns: 100%;
+                position: relative;
+                --loader-color: hsl(200, 80%, 50%);
+            }
 
-      iframe,
-      .loader-container {
-        width: 100%;
-        height: 100%;
-      }
+            iframe,
+            .loader-container {
+                width: 100%;
+                height: 100%;
+            }
 
-      .loader-container {
-        display: flex;
-        align-items: center;
-        justify-content: center;
-        position: absolute;
-        top: 0;
-        left: 0;
-      }
+            .loader-container {
+                display: flex;
+                align-items: center;
+                justify-content: center;
+                position: absolute;
+                top: 0;
+                left: 0;
+            }
 
-      .fullscreen-toggle {
-        display: flex;
-        position: absolute;
-        top: 10px;
-        right: 10px;
-        padding: 10px;
-        color: white;
-        background-color: gainsboro;
-        border: 1px solid gray;
-        border-radius: 10px;
-        cursor: pointer;
-      }
+            .fullscreen-toggle {
+                display: flex;
+                position: absolute;
+                top: 10px;
+                right: 10px;
+                padding: 10px;
+                color: white;
+                background-color: gainsboro;
+                border: 1px solid gray;
+                border-radius: 10px;
+                cursor: pointer;
+            }
 
-      span {
-        font-size: 14px;
-      }
+            span {
+                font-size: 14px;
+            }
 
-      small {
-        padding-left: 10px;
-      }
+            small {
+                padding-left: 10px;
+            }
 
-      iframe {
-        border: 0;
-      }
-    `;
-  }
+            iframe {
+                border: 0;
+            }
+        `;
+    }
 
-  static get properties() {
-    return {
-      url: { type: String, reflect: true },
-    };
-  }
+    static get properties() {
+        return {
+            url: { type: String, reflect: true },
+        };
+    }
 
-  constructor({ url, fullscreen = true } = {}) {
-    super();
-    this.url = url;
-    this.fullscreen = fullscreen;
-  }
+    constructor({ url, fullscreen = true } = {}) {
+        super();
+        this.url = url;
+        this.fullscreen = fullscreen;
+    }
 
-  render() {
-    return this.url
-      ? html` <div class="loader-container">
-            ${new Loader({
-              message: `Loading Neurosift view...<br/><small>${this.url}</small>`,
-            })}
-          </div>
-          ${this.fullscreen ? new FullScreenToggle({ target: this }) : ""}
-          <iframe
-            src="https://flatironinstitute.github.io/neurosift/?p=/nwb&url=${this
-              .url}"
-            @load=${function () {
-              const loader = this.shadowRoot.querySelector(".loader-container");
-              if (loader) loader.remove();
-            }}
-          ></iframe>`
-      : ``;
-  }
+    render() {
+        return this.url
+            ? html` <div class="loader-container">
+                      ${new Loader({
+                          message: `Loading Neurosift view...<br/><small>${this.url}</small>`,
+                      })}
+                  </div>
+                  ${this.fullscreen ? new FullScreenToggle({ target: this }) : ""}
+                  <iframe
+                      src="https://flatironinstitute.github.io/neurosift/?p=/nwb&url=${this.url}"
+                      @load=${function () {
+                          const loader = this.shadowRoot.querySelector(".loader-container");
+                          if (loader) loader.remove();
+                      }}
+                  ></iframe>`
+            : ``;
+    }
 }
 
-customElements.get("neurosift-iframe") ||
-  customElements.define("neurosift-iframe", Neurosift);
+customElements.get("neurosift-iframe") || customElements.define("neurosift-iframe", Neurosift);
diff --git a/src/pyflask/tests/conftest.py b/src/pyflask/tests/conftest.py
index 0a19565fa..c585a7124 100644
--- a/src/pyflask/tests/conftest.py
+++ b/src/pyflask/tests/conftest.py
@@ -3,7 +3,7 @@
 
 
 def pytest_addoption(parser):
-    parser.addoption("--target", action="store", help="Run the executable instead of the standard Flask flask_app")
+    parser.addoption("--target", action="store", help="Run the executable instead of the standard Flask app.")
 
 
 @pytest.fixture(scope="session")