fixes to pyccs installation

README.md

@@ -18,9 +18,9 @@ Moreover, Charm++ must be built in the following manner for compatibility with P
 
 Complete installation commands follow:
 ```bash
-git clone git@github.com:UIUC-PPL/PyCCS.git
+git clone https://github.com/UIUC-PPL/pyccs
 cd PyCCS
-git clone git@github.com:UIUC-PPL/charm.git charm_src/charm
+git clone https://github.com/UIUC-PPL/charm charm_src/charm
 cd charm_src/charm
 ./buildold converse netlrts-linux-x86_64 --with-production -j3 --force --build-shared
 cd ../..

pyccs/server.py

@@ -41,17 +41,34 @@ def _find_library() -> str:
     import sys
     import platform
 
-    local_dir = os.path.join(sys.prefix, 'lib')
     this_system = platform.system().lower()
-    try:
-        if this_system == "darwin":
-            lib_path = os.path.join(local_dir, 'libccs-client.dylib')
-        else:
-            lib_path = os.path.join(local_dir, 'libccs-client.so')
-        assert os.path.exists(lib_path)
-        return lib_path
-    except:
-        raise
+
+    # regular case 
+    system_lib_dir = os.path.join(sys.prefix, 'lib')
+    if this_system == "darwin":
+        system_lib_path = os.path.join(system_lib_dir, 'libccs-client.dylib')
+    else:
+        system_lib_path = os.path.join(system_lib_dir, 'libccs-client.so')
+
+    if os.path.exists(system_lib_path):
+        return system_lib_path
+
+    # other case user base directory (~/.local/lib/)
+    user_lib_dir = os.path.join(os.path.expanduser("~"), '.local', 'lib')
+    if this_system == "darwin":
+        user_lib_path = os.path.join(user_lib_dir, 'libccs-client.dylib')
+    else:
+        user_lib_path = os.path.join(user_lib_dir, 'libccs-client.so')
+
+    if os.path.exists(user_lib_path):
+        return user_lib_path
+
+    raise FileNotFoundError(
+        f"Library not found. Checked locations:\n"
+        f"  1. {system_lib_path}\n"
+        f"  2. {user_lib_path}\n"
+        f"Ensure libccs-client.so is installed in one of these locations."
+    )
 
 @dataclass
 class ConnectionInfo:

setup.py

@@ -12,16 +12,19 @@ def get_build_os():
     return os.lower()
 
 system = get_build_os()
+libccs_client = None
 
 if system == "darwin":
     try:
         assert os.path.exists('charm_src/charm/lib_so/libccs-client.dylib')
+        libccs_client = 'charm_src/charm/lib_so/libccs-client.dylib'
     except AssertionError:
         print("ERROR: Library file 'charm_src/charm/lib_so/libccs-client.dylib' not found!")
         raise
 else:
     try:
         assert os.path.exists('charm_src/charm/lib_so/libccs-client.so')
+        libccs_client = 'charm_src/charm/lib_so/libccs-client.so'
     except AssertionError:
         print("ERROR: Library file 'charm_src/charm/lib_so/libccs-client.so' not found!")
         raise
@@ -50,5 +53,5 @@ def get_build_os():
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
     ],
-    data_files=[('lib', ['charm_src/charm/lib_so/libccs-client.dylib'])]
+    data_files=[('lib', [libccs_client])]
 )