add download all package function

npm_install.py

@@ -1,9 +1,8 @@
-from os import system
+from os import system, mkdir
 from re import findall
 from sys import argv
 import requests
 
-
 def npm_create_package_lock_file(package):
     system("npm i --package-lock-only " + package)
     
@@ -15,8 +14,17 @@ def get_all_urls_packages():
     
 
 def download_npm_package(url:str, path="./"):
-    with open(path + url.split("/")[-1], "wb") as npm_package_file:
+    try:
-        npm_package_file.write(requests.get(url))
+        with open(path + url.split("/")[-1], "wb") as npm_package_file:
+            npm_package_file.write(requests.get(url))
+    except:
+        raise "Path not exist!\nPlease create the path: " + path
+        
+        
+def download_all_package():
+    packages_urls = get_all_urls_packages()
+    for package_url in packages_urls:
+        download_npm_package(package_url, "npm-packages/")
 
 
 def main():