ensure that git succeeds one way or another

docs/README.md

@@ -303,7 +303,7 @@ Python must be 3.10 or below (pytorch and other libraries are not supported yet
 
 ---
 
-### Step 2. Install models
+### Step 2.1. Install models
 
 Currently supported engines are `llama` and `alpaca`.
 
@@ -331,8 +331,24 @@ or to download multiple models:
 npx dalai llama install 7B 13B
 ```
 
+### Step 2.2. Troubleshoot
+
+In case the model install silently fails or hangs forever, try the following command, and try running the npx command again:
+
+On ubuntu/debian/etc.:
+
+```
+sueo apt-get install build-essential python3-venv -y
+```
 
-### Step 4. Run Web UI
+On fedora/etc.:
+
+```
+dnf install make automake gcc gcc-c++ kernel-devel python3-virtualenv -y
+```
+
+
+### Step 3. Run Web UI
 
 After everything has been installed, run the following command to launch the web UI server:
 

index.js

@@ -267,13 +267,18 @@ class Dalai {
  await fs.promises.mkdir(path.resolve(engine.home), { recursive: true }).catch((e) => {
  console.log("ERROR" ,e)
  })
- if (e) {
+
+ try {
  console.log("try fetching", engine.home, engine.url)
- await git.fetch({ fs, http, dir: engine.home, url: engine.url })
- } else {
- console.log("try cloning", engine.home, engine.url)
-// await fs.promises.mkdir(engine.home, { recursive: true }).catch((e) => { })
- await git.clone({ fs, http, dir: engine.home, url: engine.url })
+ await git.pull({ fs, http, dir: engine.home, url: engine.url })
+ } catch (e) {
+ console.log("[E] Pull", e)
+ try {
+ console.log("try cloning", engine.home, engine.url)
+ await git.clone({ fs, http, dir: engine.home, url: engine.url })
+ } catch (e2) {
+ console.log("[E] Clone", e2)
+ }
  }
  console.log("next", core, engine.make);
  /**************************************************************************************************************

package.json

@@ -1,6 +1,6 @@
 {
  "name": "dalai",
- "version": "0.2.42",
+ "version": "0.2.45",
  "description": "",
  "main": "index.js",
  "author": "cocktailpeanut",